Which statements are true about the expression mr022-1.jpg? Check all that apply.

Question

Which statements are true about the expression ? Check all that apply. 

To simplify, distribute a to 8 and to 7.

8(a) can be rewritten as 8a.

 can be rewritten as .

 can be rewritten as .

An equivalent expression is 15a.

An equivalent expression is 

An equivalent expression is 

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2. Write an equivalent expression for . Which statements are true about the steps for writing the equivalent expression? Check all that apply.

Combine the constant terms by adding 7 and –2.

The equivalent expression is .

 are like variable terms.

Combine the like variable terms by adding the coefficients.

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 are like variable terms.

The constants 7 and –2 are like terms.

The equivalent expression is .

Combine the constant terms by adding 7 and 2.

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3. Which set of algebra tiles represents the sentence below?

Ada drove 2 fewer miles today than she drove yesterday.

 

 

 

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4. Which phrases can be represented by the expression ? Check all that apply. 

the quotient of thirty and a number

the product of thirty and a number

thirty divided by a number

the quotient of a number and thirty

a number divided by thirty

the product of a number and thirty

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5. The length of a rectangle is 3 times its width. Write and evaluate an expression for the length of the rectangle. 

What is the length of the rectangle?

________ in.

 

Answer 1

5Q

1. 1 2 7
2. 1 4 5 6 7
3. Picture not clear but x-2 is the expression, the closest is answer 2
4. 4 5
5. 3w, 3*1.3=3.9 in (w=1.3)