78+13z=-39

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Solution for 78+13z=-39 equation: 


Simplifying
78 + 13z = -39

Solving
78 + 13z = -39

Solving for variable 'z'.

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

Add '-78' to each side of the equation.
78 + -78 + 13z = -39 + -78

Combine like terms: 78 + -78 = 0
0 + 13z = -39 + -78
13z = -39 + -78

Combine like terms: -39 + -78 = -117
13z = -117

Divide each side by '13'.
z = -9

Simplifying
z = -9

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