90+x+7x-6=180

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Solution for 90+x+7x-6=180 equation:


Simplifying
90 + x + 7x + -6 = 180

Reorder the terms:
90 + -6 + x + 7x = 180

Combine like terms: 90 + -6 = 84
84 + x + 7x = 180

Combine like terms: x + 7x = 8x
84 + 8x = 180

Solving
84 + 8x = 180

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + 8x = 180 + -84

Combine like terms: 84 + -84 = 0
0 + 8x = 180 + -84
8x = 180 + -84

Combine like terms: 180 + -84 = 96
8x = 96

Divide each side by '8'.
x = 12

Simplifying
x = 12

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