Which expression is equivalent to 42 + 49?

Answers

Answer 1

Answer:

91?

Step-by-step explanation:

You don't have any pictures attached or anything so I don't get a full understanding of what you are trying to say, anyways Have a good day! :)


Related Questions

What is 938,492,948,934,895*929,038,292,839,283,892,948,394,839

Answers

Answer:

8.7189589e+41

Step-by-step explanation:

Calculator

Answer:

i do not understand the question

explain

Step-by-step explanation:

find the difference between 20 and the sum of 10 and 3​

Answers

Answer:

The answer is 7

10 + 3 = 13

20 - 13 = 7

Question 5: What is the equation of the line parallel to x = 7, passing through the point (-4, 1)?
A. X = -4
B. X = 1
C. Y = -4
D. Y = 1

Answers

Answer:

(A) x= -4

Step-by-step explanation:

The question requires you to find the equation of the line parallel to x=7

Line x=7 is a vertical line crossing the x-axis at x=7

A vertical line has undefined slope, no slope

However, parallel lines are those that do not meet and has the same slope. This means you should expect that the equation required should also have an undefined slope, slope of zero.

The line will pass through point (-4,1) and be a vertical line.

The equation of the line will be: x= -4

PLEASE HELP ME OUT!!!
Luna's retirement party will cost $630 if she invites 21 guests. What is the maximum number of guests there can be if Luna can afford to spend a total of $780 on her retirement party? Assume the relationship is directly proportional.

Answers

Answer:

The maximum number of guests for $780 would be 26.

Step-by-step explanation:

Write and solve an equation of ratios.  In the first column write $630/$780; in the right column write 21/x:

 630         21

---------- = -------

  780         x

Cross-multiplying, we get 630x = 21(780), which yields x = 26.

The maximum number of guests for $780 would be 26.

First choice car charged $65 per day and 0.06 per mile. Best rent a car charges $48 per day and .10 per mile. How many miles must be driven in one day to make the costs equal

Answers

Answer:

425 miles

Step-by-step explanation:

65+.06m=48+.1m

65=48+.04m

17=.04m

425=m

Which of the following is an irrational number?
5/4
3 1/7
12
0.59

Answers

Answer:

3 1/7....................

Answer:

5/4 yukhjfuihjuihjghokhghhjfigfytiht

ihguydrseikjkvcyu

I will take a picture of the question.​

Answers

Answer:

She misinterpreted the 4 and 0 in both of their batting averages.

!!!URGENT!!!

In order to ride a roller coaster, a person must be at a minimum height of 54 inches. The maximum height is 74 inches. Write an absolute value equation that represents the minimum and maximum heights.

The photo attached shows the possible answers.

Answers

Answer:

C

Step-by-step explanation:

Two equations and workout the answer

the area of a rectangle with a whole number dimensions is 42 square meters.
The least possible perimeter of the rectangle is ___ meters
The greatest possible perimeter of the rectangle is ___ meters

Answers

Answer:

The least value of perimeter is:

[tex]Perimeter = 26m[/tex]

The greatest value is:

[tex]Perimeter = 86m[/tex]

Step-by-step explanation:

Given

Shape: Rectangle

[tex]Area = 42m^2[/tex]

Required

Determine the least and greatest possible Perimeters

Area is calculated as:

[tex]Length * Width = Area[/tex]

So; first, we need to determine the factors of the given Area;

[tex]Length * Width = Area[/tex]

[tex]1 * 42 = 42[/tex]

[tex]2 * 21 = 42[/tex]

[tex]3 * 14 = 42[/tex]

[tex]6 * 7 = 42[/tex]

Perimeter is then calculated as:

[tex]Perimeter = 2 * (Length + Width)[/tex]

When Area is:

[tex]1 * 42 = 42[/tex]

[tex]Perimeter = 2 * (1 + 42)[/tex]

[tex]Perimeter = 2 * 43[/tex]

[tex]Perimeter = 86m[/tex]

When Area is:

[tex]2 * 21 = 42[/tex]

[tex]Perimeter = 2 * (2 + 21)[/tex]

[tex]Perimeter = 2 * 23[/tex]

[tex]Perimeter = 46m[/tex]

When Area is:

[tex]3 * 14 = 42[/tex]

[tex]Perimeter = 2 * (3 + 14)[/tex]

[tex]Perimeter = 2 * 17[/tex]

[tex]Perimeter = 34[/tex]

When Area is:

[tex]6 * 7 = 42[/tex]

[tex]Perimeter = 2 * (6 + 7)[/tex]

[tex]Perimeter = 2 * 13[/tex]

[tex]Perimeter = 26m[/tex]

Comparing the above.

The least value of perimeter is:

[tex]Perimeter = 26m[/tex]

The greatest value is:

[tex]Perimeter = 86m[/tex]

What are the answers to questions one and three

Answers

Answer:

1) x=2, x=-2; 3) x=8/3

Step-by-step explanation:

Use the quadratic formula: -b+-sqrtb^2-4ac/2a

Make y 0 to find the x intercept

Not sure what it is, does anyone know?

Answers

Answer:

110 degrees

Step-by-step explanation:

it is 110 degrees because on a line comebinedt is 180 degrees. And you already ahve one side which is 70 degrees. So 180 minus 70 is 110 degrees.

Answer:

m5 would be 110 degrees

Step-by-step explanation:

so basically all you have to do for that problem is subtract 70 from 180

Is -0.25 irrational or rational

Answers

Answer: Irrational

Step-by-step explanation:

-0.25 is irrational because it can be written as a terminating decimal.

Answer:

irrational

Step-by-step explanation:

A gene is composed of two alleles. An allele can be either dominant or recessive. suppose that a husband and a wife who are both carriers of the sickle-cell anemia allele but do not have the disease, decide to have a child. because both parents are carriers of the disease, each one has a dominant normal cell allele (S), and one recessive sickle-cell allele (s). Therefore the genotype of each parent is Ss. Each parent contributes one allele to his or her offspring with each allele being equally likely.
a.List the possible genotypes of their offspring.
b. what is the probability that the offspring will have sickle cell- genotype ss?
c. what is the probability that the offspring will not have sickle cell but still be a carrier (one normal cell allele and one sickle cell allele)

Answers

Answer:

a) SS, Ss, ss

b) 1/4

c) 1/2

Step-by-step explanation:

According to this question, a gene coding for possession or not of sickle cell has two alleles. Allele "S" codes for normal cell while allele "s" codes for sickle cell. A heterozygous individual or carrier will have a "Ss" genotype.

If two carriers of the sickle cell condition decide to have a child and mate i.e. Ss × Ss, the following gametes will be produced by each parent: S and s.

a) Using these gametes (S, s) in a punnet square (see attached image), the four possible offsprings with the following genotypes will be produced: SS, Ss and ss in a GENOTYPIC RATIO 1:2:1.

b) Since offsprings with the genotype "ss" will possess the sickle cell condition/phenotype, the probability of offsprings that will have sickle cell is 1/4 i.e. 1 out of 4 possible offsprings

c) Also,carrier genotype will be "Ss", therefore, the probability that the offspring will not have sickle cell but still be a carrier (one normal cell allele and one sickle cell allele) will be 2/4 or 1/2 i.e. 1 out of 2 possible offsprings.

How can you describe two numbers that add to zero?​

Answers

Any two numbers who some is zero for example 3 and -3 because 3+(-3)=0

Answer:

I think it its 0 its called the additive identity because when you add it to a number, the result you get is the same number.

Step-by-step explanation:

For example, 5 + 0 = 5 Any two numbers whose sum is zero, such as 3 and -4, because 3 + (-3) = 0.

If p = .3 within a binomial process, what is the probability of obtaining exactly five successes in 20 trials?

a. 5%
b. 17.9%
c. 30%
d. 80.1%

Answers

The answer to this is C

Dane's credit card has an APR of 16%, calculated on the previous monthly
balance. His credit card record for the last 7 months is shown in the table
below.

Answers

The Answer is: $283.31


If you bought a hamburger for $2.30 and paid for it with a 5 dollar bill, how much change would you receive?

Answers

you would get $3.70
$2.70 is what you would receive. 2.70+2.30=5.00

which is the best estimate for the number of times the coin will land up 10 20 50 80 100 ​

Answers

The answer is 50 hopefully this helps

What is 400,000 rounded to the nearest ten thousand

Answers

It’s I’m pretty sure 400,000

Answer:

400, 000 is rounded to the nearest ten thousand

Step-by-step explanation:

There is nothing to round

If m angle P = 85', which is a possible measure for Y?
OMZY = 80°
OmZY = 85°
OmZY = 100°
OmZY = 180°

Answers

Answer:c

Step-by-step explanation:

100° is a possible measure for m∠Y.

Hence, Option C is the correct option.

What is mean by Triangle?

A triangle is a three sided polygon, which has three vertices and three angles which has the sum 180 degrees.

Given that,

In triangles ΔXYZ and ΔMPN

XY = MP and YZ = PN

XY=23 in. and MN=19 in.

Clearly

XY > MN

⇒ m ∠Y > m ∠P ...( since angle opposite to the greater side is greater )

And m ∠P = 85° ⇒ m ∠Y > 85°

Hence,

option (1) and option (2) are not correct as they are less than 85°.

Option 4 is also not correct as it cannot be possible in a triangle because 180° is the angle of a straight line.

Therefore, Option 3 should be the correct option correct option, 100° is a possible measure for m ∠Y.

Learn more about the triangle visit;

brainly.com/question/1058720

#SPJ7

Four times the sum of a number and -3 is 4 more than twice the number. Which equation below can be used to find the number
4(x - 3) = 2x + 4
3(x - 4) = 4 + 2x
4x - 3 = 2x +4
4x + -3 = 4 + 2x

Answers

Answer:

use bodmas and solve this

Find the Measure of the missing angles.
3
2
49°
118°
1
73°
Measure angle 1 =
o
Measure angle 2=
o
Measure angle 3=

Answers

Answer:

m∠1 = 62°

m∠2 = 45°

m∠3 = 24°

Step-by-step explanation:

The measure of the exterior angle of a triangle is equal to the sum of the remote interior angles.

The measure of angles ∠1, ∠2 and ∠3 are 62°, 45° and 24° respectively.

From the given figure, measure of angles are 118°, 73° and 49°.

What is exterior angle theorem?

The exterior angle theorem states that the measure of an exterior angle is equal to the sum of the measures of the two remote interior angles of the triangle.

From the given figure, 118° + ∠1 = 180°

⇒ ∠1 = 180° - 118°

⇒ ∠1 = 62°

Now, 118° = 73° + ∠2

⇒ ∠2 = 118° - 73°

⇒ ∠2 = 45°

Using angle sum property of a triangle

62° + 49° + (∠2+∠3) = 180°

⇒ 111° + (∠2+∠3) = 180°

⇒ (∠2+∠3) = 180°- 111°

⇒ (∠2+∠3) = 69°

⇒ 45° +∠3 = 69°

⇒ ∠3 = 24°

Therefore, the measure of angles ∠1, ∠2 and ∠3 are 62°, 45° and 24° respectively.

To learn more about the exterior angle theorem visit:

https://brainly.com/question/2995226.

#SPJ2

which is >greater =equal or <less than??
√7__3​

Answers

Answer:

the answer should be < .

I need help fast

2/3 ÷ 4/5

(◍•ᴗ•◍)

Answers

Answer:

5/6 because my friend owns a calculator that does fraction.

Answer:

[tex]\frac{5}{6}[/tex]

Step-by-step explanation:

[tex]\frac{2}{3}[/tex] ÷ [tex]\frac{4}{5}[/tex] = [tex]\frac{2}{3}[/tex] × [tex]\frac{5}{4}[/tex]  2/3 × 5/4 = 10/12Simplify: 10/12 = 5/6

I hope this helps!

GIVING OUT BRAINLIEST TO FIRST CORRECT ANSWER✅

Answers

Answer:

top right graph

Step-by-step explanation:

top right

Answer:

top right graph

Step-by-step explanation:


Rename 8/9 and 7/18 using the least common denominator.

Answers

Answer:

LCD = 18

8/9 = 16/18

7/18 = 7/18

Step-by-step explanation:

This is the answer because:

1) First, the least common denominator is 18 because 9 x 2 is 18 and 18 x 1 is 18

2) Next, multiply the numerators with the same number you multiplied with the denominator  

8 x 2 = 16  

7 x 1 = 7  

3) Therefore, the answers are:

8/9 = 16/18

7/18 = 7/18  

Hope this helps!

;)))))))))))))))))))))))))))))))))))))))))))))))

Answers

Answer:

;)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))

Step-by-step explanation:

yes yes do the ;))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))

What is the volume of this figure

Answers

Answer:

875 cubic feet

Step-by-step explanation:

10x5x5=250

10x5x5=250

5x15x5=375

250+250+375=875

Hope this helps!

8x + 5y = 35 solve for y

Answers

Answer:

y = -8/5x + 7

Step-by-step explanation:

Step 1: Write equation

8x + 5y = 35

Step 2: Solve for y

Subtract 8x on both sides: 5y = 35 - 8xDivide both sides by 5: y = 7 - 8/5xRewrite: y = -8/5x + 7

A researcher compares the effectiveness of two different instructional methods for teaching electronics. A sample of 138 students using Method 1 produces a testing average of 61. A sample of 156 students using Method 2 produces a testing average of 64.6. Assume the standard deviation is known to be 18.53 for Method 1 and 13.43 for Method 2. Determine the 98% confidence interval for the true difference between testing averages for students using Method 1 and students using Method 2. Step 1 of 2: Find the critical value that should be used in constructing the confidence interval.

Answers

Answer:

The 98% confidence interval for the true difference between testing averages for students using Method 1 and students using Method 2 is (-8.04, 0.84).

Step-by-step explanation:

The (1 - α)% confidence interval for the difference between population means is:

[tex]CI=(\bar x_{1}-\bar x_{2})\pm z_{\alpha/2}\times \sqrt{\frac{\sigma^{2}_{1}}{n_{1}}+\frac{\sigma^{2}_{2}}{n_{2}}}[/tex]

The information provided is as follows:

[tex]n_{1}= 138\\n_{2}=156\\\bar x_{1}=61\\\bar x_{2}=64.6\\\sigma_{1}=18.53\\\sigma_{2}=13.43[/tex]

The critical value of z for 98% confidence level is,

[tex]z_{\alpha/2}=z_{0.02/2}=2.326[/tex]

Compute the 98% confidence interval for the true difference between testing averages for students using Method 1 and students using Method 2 as follows:

[tex]CI=(\bar x_{1}-\bar x_{2})\pm z_{\alpha/2}\times \sqrt{\frac{\sigma^{2}_{1}}{n_{1}}+\frac{\sigma^{2}_{2}}{n_{2}}}[/tex]

     [tex]=(61-64.6)\pm 2.326\times\sqrt{\frac{(18.53)^{2}}{138}+\frac{(13.43)^{2}}{156}}\\\\=-3.6\pm 4.4404\\\\=(-8.0404, 0.8404)\\\\\approx (-8.04, 0.84)[/tex]

Thus, the 98% confidence interval for the true difference between testing averages for students using Method 1 and students using Method 2 is (-8.04, 0.84).

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