Complete the square for 5x2 - 30x = 5.

Answers

Answer 1

Answer:

x=1/6

Step-by-step explanation:

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Related Questions

I took a pic, I hope that's fine​

Answers

Answer:

Well in order to find the y-intercept, the “x” has to be 0. To find that we need to find the pattern and to ind the pattern you would need to find the slope. The slope is -4 or 4/ -1

So the Y is 4 and the X is -1

So use that to add or subtract for the pattern

1, -4

0, 0

The y- Intercept is 0 or option (A)


Identify all integers less than -14.

Answers

Answer:

An integer is a whole number that can be either greater than 0, called positive, or less than 0, called negative.

Step-by-step explanation:

Answer:

-28, -19, -18, -15,

Step-by-step explanation Cause -14 is more closer to 0 then all 4 of those negative numbers so that mean all 4 of these negative numbers are greater than -14 :) if that makes sense

Select the three ratios that represent the numbers of blue marbles to red marbles, there are 6 blue marbles and 9 red marbles

Answers

Answer:

6:9 or (2:3)

Step-by-step explanation:

A ratio is a term that gives comparison of values. It helps to determine

how much of a particular thing that is compare to other thing.

Given:

numbers of blue marbles= 6

numbers of red marbles= 9

Hence, ratios that represent the numbers of blue marbles to red = 6:9

We can reduce it using factor of 3, hence the ratio becomes(2:3)

Last question!!!!!
explain if posible ​

Answers

Answer:

<ABT = 43°<TBC = 43°

Step-by-step explanation:

Given,

Line BT is the bisector of <ABC

So,

3x + 13 = 5x - 7

=> 13 + 7 = 5x - 3x

=> 20 = 2x

[tex] = > x = \frac{20}{2} [/tex]

=> x = 10

As,

We got the value of x = 10

Therefore,

<ABT = 3x + 13 °

= 3×10 + 13 °

= 30 + 13°

= 43°

<TBC = 5x - 7°

= 5 × 10 - 7°

= 50 - 7°

= 43°

Hence,

Value of <ABT = 43° and value of <TBC = 43° (Ans)

5 divided by 14?



......................................

Answers

.3571428571z................

Answer:

0.3571

Step-by-step explanation:

Step 1: Start by setting it up with the divisor 14 on the left side and the dividend 5 on the right side like this:

14[tex]\sqrt{x}[/tex]5

Step 2: The divisor (14) goes into the first digit of the dividend (5), 0 times(s).

Therefore, put 0 on top:

14[tex]\sqrt{x}[/tex]0 5

Step 3: Multiply the divisor by the result in the previous step (14 x 0 =0) and write that answer below the dividend.

14 0

  [tex]\sqrt{x}[/tex]5

   0

Step 4: Subtract the result in the previous step from the first digit of the dividend (5-0 = 5) and write the answer below.

14 0

[tex]\sqrt{x}[/tex] 5

-0/5

A scuba diver descended at the rate of 8 feet per second for one minute what was her total change in elevation over that period of time.

Answers

Answer:

480

Step-by-step explanation:

if you are descending 8 feet per second for one minute, you have to multiply 8 by 60 and that gives you 480. Hope it helps!

Is 314.15927 irrational or rational

Answers

Answer:

3.14159... is irrational. Is that what you mean? What you put right now is rational

Step-by-step explanation:

Irrational = infinite

Rational = Not infinite

(Surface area) Will give brainliest. Help Needed Asap

Answers

Answer:

148

Step-by-step explanation:

Answer:

148ft²

Step-by-step explanation:

Because I just did the question and got it correct.

Hope this helps ;)

Please help me out



Find the area .

Answers

Answer:

its27.54 8.1×3.4 =27.54 base×height

What is the measure of ∠A, the exterior angle of the triangle shown below?


F. m∠A = 92°, because 180 – (50 + 38) = 92.

G. m∠A = 272°, because 180 – (50 + 38) = 92 and 92 + 180 = 272. H.m∠A=78°,because 50–38=12and90–12=78.

J. m∠A = 88°, because 50 + 38 = 88.

Answers

Answer: A is 88

Step-by-step explanation: Sum of all angles is 180 degree.

Let the third interior angle be x.

38+50+x=180

88+x=180

x= 92

A and X are in linear pair.

A+X=180

A+92=180

A=88

Marco got 15 questions wrong on his 30-question test. What is his grade as a percent?

Answers

Answer:

15

Step-by-step explanation:

The grade percentage of Marco is 50%.

What is percentage?

A percent is a dimensionless number, meaning that it has no units of measurement, since it represents a part of whatever whole is being measured.

Given that, Marco got 15 questions wrong on his 30-question test.

We need to find his grade as a percent,

So,

Since he got 15 answers wrong,

Therefore, his correct answers = 30-15.

That mean his grade in marks = 15

Now, his grade in percent = 15/30 x 100 = 50%

Hence the grade percentage of Marco is 50%.

Learn more about percentage click;

https://brainly.com/question/29306119

#SPJ2

PLEASE HELP. NO LINKS. NEED REAL EXPLANATION.

Answers

Answer:

245

Step-by-step explanation:

Multiply the numbers together

7×5×7

245

hope it helps...

HELPPPPPPPPPPPPP Me cause me stuck

Answers

Answer:

x = 109°

Step-by-step explanation:

x° is 37° + 72°, due to exterior angle property.

so x° = 109°

Where will the two lines intersect? y=2x+1 and y=-2x+5

Answers

Answer:

(1, 3)

Step-by-step explanation:

(1,3) is the answer

Expand and simplify
5 (p+6) - 2 (3p+4)
and
7 (k-2) - 3 (2k-5)
Find the nth term for each sequence
5,9,13,17,21

1,8,15,22,29

10,6,2,-2,-6

Please help​

Answers

Answer:

A) -p + 38

B) k + 1

C) a_n = 4n + 1

D) a_n = 7n - 6

E) a_n = 14 - 4n

Step-by-step explanation:

A) 5(p + 6) - 2(3p + 4)

Multiply out the bracket to get;

5p + 30 - 6p + 8

>> -p + 38

B) 7(k - 2) - 3(2k - 5)

Multiply out the bracket to get;

>> 7k - 14 - 6k + 15

>> k + 1

C) Sequence is;

5, 9, 13, 17, 21

This is clearly an AP(arithmetic progression) because the difference between each term is 4.

Formula for nth term of an AP is;

a + (n - 1)d

Where d is difference and a is first term

Thus;

a_n = 5 + (n - 1)4

a_n = 5 + 4n - 4

a_n = 4n + 1

D) Sequence is 1, 8, 15, 22, 29.

This is also an AP.

Difference is 7.

Thus,nth term is;

a_n = 1 + (n - 1)7

a_n = 1 + 7n - 7

a_n = 7n - 6

E) 10, 6, 2, -2, -6

This is also an AP.

Difference is -4

Thus,

a_n = 10 + (n - 1)(-4)

a_n = 10 - 4n + 4

a_n = 14 - 4n

!!!!help asap brainliest reward!!!!!
Compare and contrast pyramids and cones.

Be sure to use mathematical terms to describe parts of the solids.

a. In what ways are they alike?

b. In what ways are they different?

Choose either pyramids or cones, and explain how the formula for their volume can be described using other solids.

Answers

Answer:

Similarities: both have a base which extends into a single vertex.

Differences: a cone only has 1 edge and a pyramid has a minimum of 6 (for a triangular pyramid).

the base of a pyramid is a polygon - the base of a cone is a curve

(a mathematical cone has no edges at all it is a continuous sheet - or two sheets if you consider the vertex as dividing the surface into two sheets).

Step-by-step explanation:

brainliest?

The key difference between Pyramids and cones are:
A pyramid is basically a code that has a base in the form of a polygon.

What are the similarities between Pyramids and Cones?

Pyramids and cones are alike in the following ways:

Their lateral surfaces converge at a vertex;If they are of the same size, then their volume will be the same as wellA pyramid will eventually turn into a cone if the number of sides of its base is increased infinitely.

Because a cone can be made from a right angle triangle, their formulas are also alike in some ways. Notice that both formulas are related to the height of the object.

The formula for the area of a right angle triangle is:

A =   hb/2

The area of a cone is given as:

A = [tex]\pi[/tex] r (r + [tex]\sqrt{(h²+r²)}[/tex]

Learn more about Pyramids and cones at:
https://brainly.com/question/3812042

Alan used 9 as a estimate for 3 7/10+5 4/10 He added and got 9 1/10 for the actual sum.Is Alan answer reasonable?

Answers

3 7/10 + 5 4/10 = 8 11/10 = 9 1/10

so estimate = 9

actual answer = 9 1/10

yes, his answer is reasonable

brainliest or a thank you please :)) <33

who can help me with these

Answers

These will be the answers

Can someone plz help me on this plz

Answers

Answer: 1089 (area)

Area of a trapezoid: A=b1+b2(h)/2

Ice cream cones cost $1.10 and sundaes cost $2.35. One day, the receipts for a total of 172 cones and sundaes were $294.20. How many cones were sold.

Answers

Answer:88

Step-by-step explanation:

1.10c+2.35s=294.20

C+S=172

1.10c+2.35s=294.20 if you multiply by 100.

110c+235s=29420

-110 (cones + sundaes =172)

-110c-110s=-18920

125s/125=10500/125

S= 84

C+84=172

-84. -84

C= 88

The radius of a circle is 7 miles. What is the circle's area?
Use 3.14 for .

Answers

Answer:

A≈153.94mi²

Step-by-step explanation:

A = πr2 = π · 72 ≈ 153.93804mi²

PLEASE HELP! with this math question

Answers

Hope this will help

the price of a console was reduced from 512 to 384 by what percent was the price reduced

Answers

The answer is 896 Hope this helped.
the price was reduced by 75% 512 divided by 384 = 0.75 0.75 x 100 = 75

Question 1
Form the largest 5-digit number using the digits 9, 2,5, 4, 7 only once
a. 97542
b. 97524
c. 97425
d. 24579

Answers

Answer:

97542

Step-by-step explanation:

Write all the numbers in descending order

hope it helps

Answer: 97542

Step-by-step explanation: go in order of largest to smallest number as starting with a bigger number will let you end with a bigger number

What is the variable in the expression 12 + 5y + 4

Answers

the variable is usually after the coefficient
so y would be the variable
The variable is typically the letter in the equation. It’d be y here.

A rectangle has an area of 30 square meters and a perimeter of 34 meters. What are the dimensions of the rectangle.

Answers

Answer:

15m times 2m

Step-by-step explanation:

The approximate circumference of a pizza is 107 inches. What is the radius of the pizza? Use 3.14 for π.

Answers

Answer:

17.03 inches

Step-by-step explanation:

Circumference = 2 π r

where r is the radius

since circumference is 107 inches

[tex]107 \: = \: 2 \times 3.14 \times r \\ 107 \: = \: 6.28 \times r \: \\ \frac{107}{6.28} \: = \: r \\ r \: = 17.03 \: inches[/tex]

find the value of x
578−3x=501

Answers

Answer:

25+2/3

Step-by-step explanation:

578-3x=501

-3x=501-578

-3x=-77

x=-77/-3

x=25+2/3

-3x + 4 = 6x + 2 how many solutions?

Answers

Answer: x=2/9

Step-by-step explanation: Hope this help :D

Answer:

One solution x: 2/9

Step-by-step explanation:

I need help on these Math questions ASAP. Sorry if I come off as annoying. I don't understand these questions and I've researched everything. They've been overdue for about a week now. Sorry.

Answers

Answer:

Ok

Step-by-step explanation:

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