-4+-7z=-88

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Solution for -4+-7z=-88 equation: 


Simplifying
-4 + -7z = -88

Solving
-4 + -7z = -88

Solving for variable 'z'.

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

Add '4' to each side of the equation.
-4 + 4 + -7z = -88 + 4

Combine like terms: -4 + 4 = 0
0 + -7z = -88 + 4
-7z = -88 + 4

Combine like terms: -88 + 4 = -84
-7z = -84

Divide each side by '-7'.
z = 12

Simplifying
z = 12

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