-8-9z=13

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Solution for -8-9z=13 equation: 


Simplifying
-8 + -9z = 13

Solving
-8 + -9z = 13

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + -9z = 13 + 8

Combine like terms: -8 + 8 = 0
0 + -9z = 13 + 8
-9z = 13 + 8

Combine like terms: 13 + 8 = 21
-9z = 21

Divide each side by '-9'.
z = -2.333333333

Simplifying
z = -2.333333333

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