(7x+11)+(11x+7)+90=180

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Solution for (7x+11)+(11x+7)+90=180 equation:


Simplifying
(7x + 11) + (11x + 7) + 90 = 180

Reorder the terms:
(11 + 7x) + (11x + 7) + 90 = 180

Remove parenthesis around (11 + 7x)
11 + 7x + (11x + 7) + 90 = 180

Reorder the terms:
11 + 7x + (7 + 11x) + 90 = 180

Remove parenthesis around (7 + 11x)
11 + 7x + 7 + 11x + 90 = 180

Reorder the terms:
11 + 7 + 90 + 7x + 11x = 180

Combine like terms: 11 + 7 = 18
18 + 90 + 7x + 11x = 180

Combine like terms: 18 + 90 = 108
108 + 7x + 11x = 180

Combine like terms: 7x + 11x = 18x
108 + 18x = 180

Solving
108 + 18x = 180

Solving for variable 'x'.

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

Add '-108' to each side of the equation.
108 + -108 + 18x = 180 + -108

Combine like terms: 108 + -108 = 0
0 + 18x = 180 + -108
18x = 180 + -108

Combine like terms: 180 + -108 = 72
18x = 72

Divide each side by '18'.
x = 4

Simplifying
x = 4

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