6z+6+2z-4=90

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Solution for 6z+6+2z-4=90 equation: 


Simplifying
6z + 6 + 2z + -4 = 90

Reorder the terms:
6 + -4 + 6z + 2z = 90

Combine like terms: 6 + -4 = 2
2 + 6z + 2z = 90

Combine like terms: 6z + 2z = 8z
2 + 8z = 90

Solving
2 + 8z = 90

Solving for variable 'z'.

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

Add '-2' to each side of the equation.
2 + -2 + 8z = 90 + -2

Combine like terms: 2 + -2 = 0
0 + 8z = 90 + -2
8z = 90 + -2

Combine like terms: 90 + -2 = 88
8z = 88

Divide each side by '8'.
z = 11

Simplifying
z = 11

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