180-x=5(90-x)-10

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Solution for 180-x=5(90-x)-10 equation:


Simplifying
180 + -1x = 5(90 + -1x) + -10
180 + -1x = (90 * 5 + -1x * 5) + -10
180 + -1x = (450 + -5x) + -10

Reorder the terms:
180 + -1x = 450 + -10 + -5x

Combine like terms: 450 + -10 = 440
180 + -1x = 440 + -5x

Solving
180 + -1x = 440 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
180 + -1x + 5x = 440 + -5x + 5x

Combine like terms: -1x + 5x = 4x
180 + 4x = 440 + -5x + 5x

Combine like terms: -5x + 5x = 0
180 + 4x = 440 + 0
180 + 4x = 440

Add '-180' to each side of the equation.
180 + -180 + 4x = 440 + -180

Combine like terms: 180 + -180 = 0
0 + 4x = 440 + -180
4x = 440 + -180

Combine like terms: 440 + -180 = 260
4x = 260

Divide each side by '4'.
x = 65

Simplifying
x = 65

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