How do you solve $Z-17.2 = 7.13$ ?

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Answer 1 · 2016-11-14T17:58:48

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:

$Z-17.2+17.2=7.13+17.2$

$Z=7.13+17.2=?????$

How do you solve Z-17.2 = 7.13Z-17.2 = 7.13?