180=120+(2x-20)+(x+5)

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Solution for 180=120+(2x-20)+(x+5) equation:


Simplifying
180 = 120 + (2x + -20) + (x + 5)

Reorder the terms:
180 = 120 + (-20 + 2x) + (x + 5)

Remove parenthesis around (-20 + 2x)
180 = 120 + -20 + 2x + (x + 5)

Reorder the terms:
180 = 120 + -20 + 2x + (5 + x)

Remove parenthesis around (5 + x)
180 = 120 + -20 + 2x + 5 + x

Reorder the terms:
180 = 120 + -20 + 5 + 2x + x

Combine like terms: 120 + -20 = 100
180 = 100 + 5 + 2x + x

Combine like terms: 100 + 5 = 105
180 = 105 + 2x + x

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

Solving
180 = 105 + 3x

Solving for variable 'x'.

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

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

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

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

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

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

Divide each side by '-3'.
x = 25

Simplifying
x = 25

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