-8z-1=-15-15z

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Solution for -8z-1=-15-15z equation:


Simplifying
-8z + -1 = -15 + -15z

Reorder the terms:
-1 + -8z = -15 + -15z

Solving
-1 + -8z = -15 + -15z

Solving for variable 'z'.

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

Add '15z' to each side of the equation.
-1 + -8z + 15z = -15 + -15z + 15z

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

Combine like terms: -15z + 15z = 0
-1 + 7z = -15 + 0
-1 + 7z = -15

Add '1' to each side of the equation.
-1 + 1 + 7z = -15 + 1

Combine like terms: -1 + 1 = 0
0 + 7z = -15 + 1
7z = -15 + 1

Combine like terms: -15 + 1 = -14
7z = -14

Divide each side by '7'.
z = -2

Simplifying
z = -2

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