2x+x+15+90=180

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Solution for 2x+x+15+90=180 equation: 


Simplifying
2x + x + 15 + 90 = 180

Reorder the terms:
15 + 90 + 2x + x = 180

Combine like terms: 15 + 90 = 105
105 + 2x + x = 180

Combine like terms: 2x + x = 3x
105 + 3x = 180

Solving
105 + 3x = 180

Solving for variable 'x'.

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

Add '-105' to each side of the equation.
105 + -105 + 3x = 180 + -105

Combine like terms: 105 + -105 = 0
0 + 3x = 180 + -105
3x = 180 + -105

Combine like terms: 180 + -105 = 75
3x = 75

Divide each side by '3'.
x = 25

Simplifying
x = 25

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