180=(13x-45)+(2x+45)

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Solution for 180=(13x-45)+(2x+45) equation:


Simplifying
180 = (13x + -45) + (2x + 45)

Reorder the terms:
180 = (-45 + 13x) + (2x + 45)

Remove parenthesis around (-45 + 13x)
180 = -45 + 13x + (2x + 45)

Reorder the terms:
180 = -45 + 13x + (45 + 2x)

Remove parenthesis around (45 + 2x)
180 = -45 + 13x + 45 + 2x

Reorder the terms:
180 = -45 + 45 + 13x + 2x

Combine like terms: -45 + 45 = 0
180 = 0 + 13x + 2x
180 = 13x + 2x

Combine like terms: 13x + 2x = 15x
180 = 15x

Solving
180 = 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
180 + -15x = 15x + -15x

Combine like terms: 15x + -15x = 0
180 + -15x = 0

Add '-180' to each side of the equation.
180 + -180 + -15x = 0 + -180

Combine like terms: 180 + -180 = 0
0 + -15x = 0 + -180
-15x = 0 + -180

Combine like terms: 0 + -180 = -180
-15x = -180

Divide each side by '-15'.
x = 12

Simplifying
x = 12

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