91Ó°ÊÓ

Describe how you would solve the equation$-7.9x=86.9$?

The average height of a male giraffe is 17 feet. What is this height in inches?

F. 29 inches H. 170 inches

G. 51 inches I. 204 inches

Are $2(x+1)  \text{and}  2x+1$ equivalent variable expressions? Explain.

Use the distributive property to evaluate the expression.

$(2+9)2$

In Exercises 1–3, evaluate the expression. Justify each of your steps.

$8(−3)\left(5\right)$

Identify the terms, like terms, coefficients and constants terms in the following expression:

$x+5−3x−1$

Simplify the expression.

$\text{ â¶Ä‰}y−2\left(y−6\right)$

Evaluate the expression using the distributive property and mental math.

$4  (  98  )$

Solve the equation. Check your solution.

$\frac{c}{-2}=-91$

Simplify the expression.$9c^2−4c^2+2c^2$