Sanjay S. answered • 01/20/15
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Devonte,
This is an algebraic equation
Add the terms containing Z and solve for Z
3z + 2z -5 = 25 -5z
5z - 5 = 25 - 5z
Add 5 to both sides
5z = 30 -5z
Add 5z to both sides
10z = 30
Divide by 10
Z = 3
