# How do you solve Z-17.2 = 7.13?

Nov 14, 2016

Add $17.2$ to BOTH sides of the equation.......
$Z - 17.2 = 7.13$. And now add $17.2$ to BOTH sides of the equation and we maintain the equality:
$Z - 17.2 + 17.2 = 7.13 + 17.2$
Z=7.13+17.2=?????