8z-z=-1+5z-1-2

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Solution for 8z-z=-1+5z-1-2 equation:


Simplifying
8z + -1z = -1 + 5z + -1 + -2

Combine like terms: 8z + -1z = 7z
7z = -1 + 5z + -1 + -2

Reorder the terms:
7z = -1 + -1 + -2 + 5z

Combine like terms: -1 + -1 = -2
7z = -2 + -2 + 5z

Combine like terms: -2 + -2 = -4
7z = -4 + 5z

Solving
7z = -4 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
7z + -5z = -4 + 5z + -5z

Combine like terms: 7z + -5z = 2z
2z = -4 + 5z + -5z

Combine like terms: 5z + -5z = 0
2z = -4 + 0
2z = -4

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

Simplifying
z = -2

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