(4z+2)+(8z-8)+90=180

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Solution for (4z+2)+(8z-8)+90=180 equation:


Simplifying
(4z + 2) + (8z + -8) + 90 = 180

Reorder the terms:
(2 + 4z) + (8z + -8) + 90 = 180

Remove parenthesis around (2 + 4z)
2 + 4z + (8z + -8) + 90 = 180

Reorder the terms:
2 + 4z + (-8 + 8z) + 90 = 180

Remove parenthesis around (-8 + 8z)
2 + 4z + -8 + 8z + 90 = 180

Reorder the terms:
2 + -8 + 90 + 4z + 8z = 180

Combine like terms: 2 + -8 = -6
-6 + 90 + 4z + 8z = 180

Combine like terms: -6 + 90 = 84
84 + 4z + 8z = 180

Combine like terms: 4z + 8z = 12z
84 + 12z = 180

Solving
84 + 12z = 180

Solving for variable 'z'.

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

Add '-84' to each side of the equation.
84 + -84 + 12z = 180 + -84

Combine like terms: 84 + -84 = 0
0 + 12z = 180 + -84
12z = 180 + -84

Combine like terms: 180 + -84 = 96
12z = 96

Divide each side by '12'.
z = 8

Simplifying
z = 8

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