9+7z-13z=-27

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Solution for 9+7z-13z=-27 equation: 


Simplifying
9 + 7z + -13z = -27

Combine like terms: 7z + -13z = -6z
9 + -6z = -27

Solving
9 + -6z = -27

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + -6z = -27 + -9

Combine like terms: 9 + -9 = 0
0 + -6z = -27 + -9
-6z = -27 + -9

Combine like terms: -27 + -9 = -36
-6z = -36

Divide each side by '-6'.
z = 6

Simplifying
z = 6

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