### Home > CC2 > Chapter 4 > Lesson 4.3.3 > Problem4-119

4-119.

Evaluate each expression below for the given value. That is, find the value of the expression when the variable is equal to the value given. Homework Help ✎

For each problem, substitute the given value for each variable to evaluate each expression.

1. $2a−7$ when $a=3$

$2a−7$ when $a=3$

$2(3)−7$

$6−7=−1$

Now solve for parts (b) - (d) using the same strategy. Remember the Order of Operations: multiply or divide before adding or subtracting.

1. $10+4m$ when $m=−2$

1. $9+(−2n)$ when $n=4$

$9+(−2(4))=1$

1. $\frac{x}{2}+5$ when $x=6$