# How do you solve 112 -5 =9z+7?

Oct 26, 2016

$z = 11 \frac{1}{9}$

#### Explanation:

You solve for $z$ by keeping the equation balanced:

$112 - 5 = 9 z + 7$

$112 - 5 - 7 = 9 z + 7 - 7$

$9 z = 100$

$z = \frac{100}{9} = 11 \frac{1}{9}$