-z+86=7z-2

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Solution for -z+86=7z-2 equation:


Simplifying
-1z + 86 = 7z + -2

Reorder the terms:
86 + -1z = 7z + -2

Reorder the terms:
86 + -1z = -2 + 7z

Solving
86 + -1z = -2 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
86 + -1z + -7z = -2 + 7z + -7z

Combine like terms: -1z + -7z = -8z
86 + -8z = -2 + 7z + -7z

Combine like terms: 7z + -7z = 0
86 + -8z = -2 + 0
86 + -8z = -2

Add '-86' to each side of the equation.
86 + -86 + -8z = -2 + -86

Combine like terms: 86 + -86 = 0
0 + -8z = -2 + -86
-8z = -2 + -86

Combine like terms: -2 + -86 = -88
-8z = -88

Divide each side by '-8'.
z = 11

Simplifying
z = 11

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