x+(3x+7)+90=180

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Solution for x+(3x+7)+90=180 equation:


Simplifying
x + (3x + 7) + 90 = 180

Reorder the terms:
x + (7 + 3x) + 90 = 180

Remove parenthesis around (7 + 3x)
x + 7 + 3x + 90 = 180

Reorder the terms:
7 + 90 + x + 3x = 180

Combine like terms: 7 + 90 = 97
97 + x + 3x = 180

Combine like terms: x + 3x = 4x
97 + 4x = 180

Solving
97 + 4x = 180

Solving for variable 'x'.

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

Add '-97' to each side of the equation.
97 + -97 + 4x = 180 + -97

Combine like terms: 97 + -97 = 0
0 + 4x = 180 + -97
4x = 180 + -97

Combine like terms: 180 + -97 = 83
4x = 83

Divide each side by '4'.
x = 20.75

Simplifying
x = 20.75

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