6z-z=-1+2z-1-7

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Solution for 6z-z=-1+2z-1-7 equation:


Simplifying
6z + -1z = -1 + 2z + -1 + -7

Combine like terms: 6z + -1z = 5z
5z = -1 + 2z + -1 + -7

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

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

Combine like terms: -2 + -7 = -9
5z = -9 + 2z

Solving
5z = -9 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
5z + -2z = -9 + 2z + -2z

Combine like terms: 5z + -2z = 3z
3z = -9 + 2z + -2z

Combine like terms: 2z + -2z = 0
3z = -9 + 0
3z = -9

Divide each side by '3'.
z = -3

Simplifying
z = -3

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