3x+4x-20+2x+20=180

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Solution for 3x+4x-20+2x+20=180 equation: 


Simplifying
3x + 4x + -20 + 2x + 20 = 180

Reorder the terms:
-20 + 20 + 3x + 4x + 2x = 180

Combine like terms: -20 + 20 = 0
0 + 3x + 4x + 2x = 180
3x + 4x + 2x = 180

Combine like terms: 3x + 4x = 7x
7x + 2x = 180

Combine like terms: 7x + 2x = 9x
9x = 180

Solving
9x = 180

Solving for variable 'x'.

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

Divide each side by '9'.
x = 20

Simplifying
x = 20

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