Determine whether (a) x = -1 or (b) x = 2 is a solution to this equation

X+1.5=3.5

Answers

Answer 1

Answer:

x = 2

Step-by-step explanation:

x + 1.5 = 3.5

  -1.5      -1.5                   minus 1.5 from both sides

--------------------

x = 2


Related Questions

A parallelogram has a base of 7 meters and a height of 10 meters. What is the area of the parallelogram in square meters?​

Answers

Step-by-step explanation:

Area of a parallelogram = H * B

Where ;H = height and B = 7

From the question our height = 10m and base = 7m

placing in formula

H * B

= 10m * 7m

=70m²

Therefore the area of the parallelogram is 70m²

How to show work for 339.3÷13

Answers

26.1 that’s the answer

Step-by-step explanation:

Refer to the notes on long division

15
Determine whether the ordered pairs (1,0) and 4,
(4:15)
are solutions of the following equation.
- 5x + 7y= -5
BRE
Is (1,0) a solution of - 5x + 7y = - 5?
O Yes
Ο Νο


(ANSWER QUICKLY)

Answers

Answer:

yes

Step-by-step explanation:

x = 1, y = 0

so,

-5×1 + 7×0 = -5

-5 + 0 = -5

-5 = -5

true, therefore (1, 0) is a solution (a point on the graph) of the equation.

I am not sure what the other pair should be.

the midpoint of ab is m(-2,1). if the coordinates of a are (1,-2) what are the coordinates of b​

Answers

Answer:

-5,4

Step-by-step explanation:

midpoint x is a 3 point difference. 3 points in the opposite direction is -5

midpoint y is also a 3 point difference. 3 points in the opposite direction of that is 4

so I believe the correct answer should be (-5,4)

if the volume of cube is 125 cm cube . find its length


Answers

V= l^3
125 = l^3
Cube root 125
Length equals 5 cm

Perry uses 12 milliliters of honey in his honey lemon dressing . He makes just enough dressing for 4 salads he puts the same amount on each salad .how much honey is on each salad ASAPPPPP

Answers

answer: 3 milliliters

solution: 12 ÷ 4 = 3

The amount of honey he use for each salad is : 12 / 4 = 3 (milliters)

SO he used 3 milliters on each salad

Mark as Brainliest If the answer is helpful!

There are four to every seven girls in an instructory biology course , if there are 385 students enrolled in the course, how many are boys?

Answers

Answer:

140 boys

Step-by-step explanation:

x = boys, y = girls

x/y = 4/7, x+y=385

x = 140, y = 245

7(6-4) distribitive property​

Answers

Answer:

14

Step-by-step explanation:

Multiply 7 and 6, then 7 and -4: 42-28=?

Subtract: 42-28=14


Peter mixes 4 1/2 cups of orange juice, 1 1/3 cups of ginger ale, 6 1/3 and oſ cups of strawberry lemonade to make some punch. What is the
total number of cups of punch that Peter makes?

Answers

convert them all into improper fractions first -
4 1/2 = 9/2 6 1/3 = 19/3. 1 1/3 = 4/3

then find the lowest common multiple of 2 and 3 = 6

9/2 = 27/6. 19/3 = 38/6. 4/3 = 8/6

now add them all together

27/6 + 38/6 + 8/6 = 73/6

then change it back to a mixed fraction

73 divided by 6 = 12 r 1

73/6 = 12 1/6
so Peter can make 12 full cups or 12 and 1/6 cups

The sum of two number is -1/3, if one of the number is -12/3 ,find the other number? please help​

Answers

Answer: 11/3

Step-by-step explanation:

-12/3 + n = - 1/3

n = -1/3 + 12/3

n = 11/3

Let p: x<-3
Let q: x>3
What is represented by p V q?
O x<-3 and x > 3
O x> 3 or x<-3
Olfx <-3, then x > 3
Ox<-3 if and only if x > 3

Answers

9514 1404 393

Answer:

  (b)  x> 3 or x<-3

Step-by-step explanation:

The ∨ symbol is understood to mean "or".

  p ∨ q ≡ (x < -3) or (x > 3) . . . . . . matches the 2nd choice

19. Rashmika bought a second hand T.V. for Rs. 6,000 and she spent Rs. 1500 on its repair. She sold it for Rs. 5,500. Find her profit or loss.​

Answers

Cost of TV= Rs. 6000

Money spent on repair= Rs. 1500

So, money left after repair= 6000-1500= Rs. 4500

She sold it for Rs. 5,500

Therefore, Profit= 5500-4500= Rs. 1000

So profit= Rs. 1000

Answer:

2,000 loss

Step-by-step explanation:

Total Revenue - Total Expenses = Profit

Total expenses = 6,000(Original cost) + 1500(repairs) = 7,500

Total revenue =  selling price = 5,500

Therefore the Profit or Loss(negative number) =

        5,500 - 7,500 = -2000 or 2,000 loss  

   

Here is the histogram of a data distribution.
10
8
7
What is the shape of this distribution?
A. Unimodal symmetric
B. Bimodal skewed
C. Uniform
O D. Bimodal symmetric
O E. Unimodal skewed

Answers

Answer:

Step-by-step explanation:

Some form of symetric i think....

The best describes the shape of this distribution is Unimodal symmetric.

What is Unimodal symmetric?

A unimodal distribution is a distribution that has one clear peak. The values increase first, rising to a single highest point where they then start to decrease. A unimodal distribution can either be symmetrical or non-symmetrical. A symmetrical distribution is one where the mean, mode, and median are all equal.

Given is a histogram, we have to find the shape of this distribution,

Since, we can see that the graph only has a hump with equal distribution either side of the hump, which can say that the graph is a Unimodal symmetric

Therefore, the given distribution is Unimodal symmetric as the distribution has 1 hump.

Know more about Unimodal symmetric here:

https://brainly.com/question/4528178

#SPJ7

Help me with math please really need it

Answers

Answer:

Not too sure about this one, but I hope this helps.

Step-by-step explanation:

basically I just used the formula y=mx+b

m is the slope

and b is the y intercept

Please help

Solve the inequality.
2x – 9 = 1
x= [?]

Answers

Answer:

[tex]2x - 9 \leqslant 1 \\ 2x \leqslant 10 \\ x \leqslant 5 \\ thank \: you[/tex]

Answer:

x ≤ 5

Step-by-step explanation:

2x - 9 ≤ 1

Add 9 to both sides

2x ≤ 10

Solve for x

x = 10/2

x ≤ 5

0.2 is 10 times as 2

Answers

Answer:

5 times

Step-by-step explanation:

please follow me

5 times !!! Hope this helps

A rectangular plot 72 metres long and 20 metres wide on a school farm sided into 18 equal plots. What the area of each plot?

Answers

Answer:

Step-by-step explanation:

There are many ways this could be done, but the simplest way is to divide 18 into 72. That gives 4. So each plot is 4 * 20 = 80 m^2

If you are willing to use fractions, the answer could be 20*72 / 18 = 8 * 10  which is more feasible and still gives 80, but the land may not permit it. However math will.

It's hard to give an exact answer when it is this open ended.

solve 10/6 + 3/6- 5/6 mentally​

Answers

Answer:

4/3

Step-by-step explanation:

Answer: 4/3

Step-by-step explanation:

Given

10/6 + 3/6 - 5/6

Add the numerators up (since they have the same denominator)

=(10 + 3 - 5) / 6

Simplify by addition/subtraction

=(13 - 5) / 6

=8 / 6

Divide 2 on both numerator and denominator to simplify the fraction

=(8 ÷ 2) / (6 ÷ 2)

=[tex]\boxed{\frac{4}{3} }[/tex]

Hope this helps!! :)

Please let me know if you have any questions

What answer applies to “fine print”?

Answers

In goooooooogle you get your answer please Mark me as a brainlist

A circle's circumference is approximately 76 cm. Estimate the radius, diameter, and area of the circle by using 3 for pi.​​ I WILL BRAINLEST HELP ASAP

Answers

Answer:

see below

Step-by-step explanation:

C=2[tex]\pi[/tex]r

76=2[tex]\pi[/tex]r

r=[tex]\frac{76}{2\pi }[/tex]=38[tex]\pi[/tex]= 119.380520836

diameter: d=2(radius)=2(119.380520836)= 238.761041672

area= [tex]\pi (r)^{2}[/tex]=[tex]\pi[/tex](119.380520836)^2= 14251.70855[tex]\pi[/tex]

i need help to solve this please -6 - 8x = -2(4x + 3)

Answers

Answer:

infinite solutions, true for all x

Step-by-step explanation:

-6 - 8x = -2(4x + 3)

Distribute

-6-8x =-8x-6

Add 8x to each side

-6-8x+8x = -8x-6+8x

-6 =-6

Since this is always true, the equation is true for all x

-6-8x = -2(4x+3)

-6-8x = -8x-6

-8x+8x = -6+6

0=0

infinite solution

THANK YOU

the supplementary are in the ratio 1:5. What is the measure of the smaller angle?

Answers

Answer:

[tex]thank \: you[/tex]

A quantity of food will last 8 people for 18 days. How long will the food last 2 people?

Answers

Answer: 72 days

Step-by-step explanation:

STEP ONE: Find the total amount of food

Total days = 18 days

Total people = 8 people

Total food = days × people

Total food = 18 × 8

Total food = 144

STEP TWO: Find the days that would last for 2 people

Total people = 2 people

Total food = 144 units

Total days = food ÷ people

Total days = 144 ÷ 2

Total days = [tex]\boxed{72days}[/tex]

Hope this helps!! :)

Please let me know if you have any questions

2. A laptop usually sells for £1320 (including VAT). A store is advertising a discount of 15%
if it is purchased on a Sunday and a further 10% student discount. What is the price that a
student should pay (including VAT) for a Sunday purchase?

Answers

Answer:

£1009.8

Step-by-step explanation:

1) 1320/100*15= 13.2*15= 198- Sunday discount,

2) 1320-198=1122- The value with Sunday discount,

3) 1122/100*10= 112.2 - the student's discount,

4) 1122-112.2= 1009.8

The student paid £990 for the purchase of the laptop.

An equation is used to show the relationship between two or more numbers and variables.

The student purchase the laptop on a Sunday, hence:

Total discount = 15% + 10% = 25%

The laptop usually sells for £1320. Hence:

Discount = 25% of £1320 = 0.25 * 1320 = £330

Price paid by the student = £1320 - £330 = £990

The student paid £990 for the purchase of the laptop.

Find out more on equation at:https://brainly.com/question/24868934

A machine costing $56,745 with a 7-year life and $51,208 depreciable cost was purchased January 1. Compute the yearly depreciation expense using straight-line depreciation. Round your answer to the nearest whole dollar.
How much is per year?

Answers

Answer:

$7315

Step-by-step explanation:

To find the depreciation expense, we use this formula:

Depreciable cost ÷ useful life time

Depreciated cost = $51,208

Life time = 7 years

51,208 ÷ 7 = 7315.42857

This means that $51,208 were lost over the 7 years, meaning $7315 were lost every year.

Find the perimeter of a rectangle with a length of 6x+3 and a width of -2x-5.

Answers

The simple way of calculating a perimeter is to add all of the sides.
For a rectangle this would equal 2 x length + 2 x width
P = 2(6x + 3) + 2(-2x - 5)
= 12x + 6 - 4x - 10
= 8x - 4

At a higher level both the length and width must be greater than zero (= zero is a trivial rectangle)
6x + 3 > 0
6x > -3
x > -0.5

-2x - 5 > 0
2x + 5 < 0 (multiplying by -1 reverses the inequality)
2x < -5
x < -2.5

This rectangle cannot exist as x cannot be < -2.5 and > -0.5 at the same time!

L=6x+3

B=-2x-5

[tex]\\ \rm\longmapsto Perimeter=2(L+B)[/tex]

[tex]\\ \rm\longmapsto Perimeter=2(6x+3-2x-5)[/tex]

[tex]\begin{gathered}\\ \rm\longmapsto Perimeter=2(4x-2)\end{gathered}\begin{gathered}\\ \rm\longmapsto Perimeter= 8x-4\end{gathered}[/tex]

11. S(-4,-6) and T(-7,-3); Find R.

Answers

Answer:

R(-1,-9) But I know if the answer is correct or not

Step-by-step explanation:

16 + (17+8)=( 16+ ) +8

Answers

65

Step-by-step explanation:

Question 1 of 6
Head the problem in the box below. Make a list to help you find the correct
answer
Radio listeners were asked to call in and pick their
two favorite rodents. The listeners had 4 choices:
Woodchuck, Prairie dog, Beaver and Chipmunk
Which of the following is the complete list of the
possible pairs of rodents?

Answers

Answer:

do you understand it

Step-by-step explanation:

do you understand it

-8v-12=4v+12 is it equal?

Answers

Answer:

they are not equal

Step-by-step explanation:

-8v-12=-8v-12

4v+12=4v+12

but you can solve it as an equation

-8v-12=4v+12

make v the subject

-8v-4v=12+12

-12v=24

divide both sides by-12

your answer is-2

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