9z-z=-3+4z-3-6

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Solution for 9z-z=-3+4z-3-6 equation: 


Simplifying
9z + -1z = -3 + 4z + -3 + -6

Combine like terms: 9z + -1z = 8z
8z = -3 + 4z + -3 + -6

Reorder the terms:
8z = -3 + -3 + -6 + 4z

Combine like terms: -3 + -3 = -6
8z = -6 + -6 + 4z

Combine like terms: -6 + -6 = -12
8z = -12 + 4z

Solving
8z = -12 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
8z + -4z = -12 + 4z + -4z

Combine like terms: 8z + -4z = 4z
4z = -12 + 4z + -4z

Combine like terms: 4z + -4z = 0
4z = -12 + 0
4z = -12

Divide each side by '4'.
z = -3

Simplifying
z = -3

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