2x+90-x+x+40=180

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Solution for 2x+90-x+x+40=180 equation:


Simplifying
2x + 90 + -1x + x + 40 = 180

Reorder the terms:
90 + 40 + 2x + -1x + x = 180

Combine like terms: 90 + 40 = 130
130 + 2x + -1x + x = 180

Combine like terms: 2x + -1x = 1x
130 + 1x + x = 180

Combine like terms: 1x + x = 2x
130 + 2x = 180

Solving
130 + 2x = 180

Solving for variable 'x'.

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

Add '-130' to each side of the equation.
130 + -130 + 2x = 180 + -130

Combine like terms: 130 + -130 = 0
0 + 2x = 180 + -130
2x = 180 + -130

Combine like terms: 180 + -130 = 50
2x = 50

Divide each side by '2'.
x = 25

Simplifying
x = 25

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