Question

solve for z.
5z - 8 = 32
a. z = 4
b. z = 8
c. z = 6
d. z = 4.8

Explanation:

Step1: Add 8 to both sides

$5z - 8 + 8 = 32 + 8$
$5z = 40$

Step2: Divide by 5 on both sides

$\frac{5z}{5} = \frac{40}{5}$
$z = 8$

Answer:

B. $z = 8$