(3x+7)+(2x-7)+90=180

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Solution for (3x+7)+(2x-7)+90=180 equation:


Simplifying
(3x + 7) + (2x + -7) + 90 = 180

Reorder the terms:
(7 + 3x) + (2x + -7) + 90 = 180

Remove parenthesis around (7 + 3x)
7 + 3x + (2x + -7) + 90 = 180

Reorder the terms:
7 + 3x + (-7 + 2x) + 90 = 180

Remove parenthesis around (-7 + 2x)
7 + 3x + -7 + 2x + 90 = 180

Reorder the terms:
7 + -7 + 90 + 3x + 2x = 180

Combine like terms: 7 + -7 = 0
0 + 90 + 3x + 2x = 180
90 + 3x + 2x = 180

Combine like terms: 3x + 2x = 5x
90 + 5x = 180

Solving
90 + 5x = 180

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 5x = 180 + -90

Combine like terms: 90 + -90 = 0
0 + 5x = 180 + -90
5x = 180 + -90

Combine like terms: 180 + -90 = 90
5x = 90

Divide each side by '5'.
x = 18

Simplifying
x = 18

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