MATHEMATICS HIGH SCHOOL

Which expression is equivalent to 16x +42y?1- 7(2x+6y)

2- 6(3x+7y)

3- 2(8x+21y)

4- 4(4x+11y)

Answers

Answer 1
Answer:

Find the Greatest Common Factor (GCF)

GCF = 2

Factor out the GCF (Write the GCF first. Then, in parentheses, divide each term by the GCF.)

2(16x/2 + 42y/2)

Simplify each term in parenthesis

C. 2(8x + 21y)

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At one factory the ratio of defective light bulbs produced to total light bulbs produced is about 3:500. How many light bulbs are expected to be defective when 12,000 are produced

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What is the square root of 64y16?

4y4
4y8
8y4
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Answers

Answer:

D.

Step-by-step explanation:

Answer:

D. 8y8

Step-by-step explanation:

What is the formula for the Pythagorean theory?

Answers

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Finding Unit Fractions: Heather is painting a portrait of her best friend, Lisa. To make it easier, she divides the portrait into 6 equal parts. What fraction represents each part of the portrait?

Answers

The fraction represents each part of the portrait is 1/6

What is fraction?

There is a fraction, containing numerator(upper value) and denominator(lower value).

When the numerator is less than the denominator, the fraction is called proper fraction, otherwise it is called improper fraction.

A proper fraction is also called fraction which is less than 1.

And an improper fraction is ≥ 1

A mixed fraction contains a sum of whole number and a proper fraction.

Given;

Number of parts heather divided painting =6

Now 1 painting is divided into 6 equal parts

In fraction=1/6

Therefore, the answer in fraction will be 1/6

Learn more about fraction;

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Answer:

1/6

Step-by-step explanation:

21 – 8(w + 3) + 3 + 7w

Answers

Answer:  -w

Step-by-step explanation:

21 – 8(w + 3) + 3 + 7 w

3y=15x-12

How to solve for y?

Answers

first you divide both sides by three.

3y=15x-12
/3    /3  /3

y=5x-4

y cannot be solved in this equation, but you should get y by it self.
have to isolate the variable. divide everything by 3 so the problem would now be y=5x-4
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