Question

solve for z.
5z + 8 = 3z + 16
z = ?

Explanation:

Step1: Subtract $3z$ from both sides

$5z -3z +8 = 3z -3z +16$
$2z +8 = 16$

Step2: Subtract 8 from both sides

$2z +8 -8 = 16 -8$
$2z = 8$

Step3: Divide both sides by 2

$\frac{2z}{2} = \frac{8}{2}$
$z=4$

Answer:

$4$