8+(-1z)=15

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Solution for 8+(-1z)=15 equation: 


Simplifying
8 + (-1z) = 15

Solving
8 + (-1z) = 15

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 + (-1z) = 15 + -8

Combine like terms: 8 + -8 = 0
0 + (-1z) = 15 + -8
(-1z) = 15 + -8

Combine like terms: 15 + -8 = 7
(-1z) = 7

Divide each side by '-1'.
z = -7

Simplifying
z = -7

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