x+2x-9+2x+4=180

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Solution for x+2x-9+2x+4=180 equation:


Simplifying
x + 2x + -9 + 2x + 4 = 180

Reorder the terms:
-9 + 4 + x + 2x + 2x = 180

Combine like terms: -9 + 4 = -5
-5 + x + 2x + 2x = 180

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

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

Solving
-5 + 5x = 180

Solving for variable 'x'.

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

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

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

Combine like terms: 180 + 5 = 185
5x = 185

Divide each side by '5'.
x = 37

Simplifying
x = 37

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