-28+12z=20

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Solution for -28+12z=20 equation: 


Simplifying
-28 + 12z = 20

Solving
-28 + 12z = 20

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '28' to each side of the equation.
-28 + 28 + 12z = 20 + 28

Combine like terms: -28 + 28 = 0
0 + 12z = 20 + 28
12z = 20 + 28

Combine like terms: 20 + 28 = 48
12z = 48

Divide each side by '12'.
z = 4

Simplifying
z = 4

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