180=4x+42+5x+30

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Solution for 180=4x+42+5x+30 equation:


Simplifying
180 = 4x + 42 + 5x + 30

Reorder the terms:
180 = 42 + 30 + 4x + 5x

Combine like terms: 42 + 30 = 72
180 = 72 + 4x + 5x

Combine like terms: 4x + 5x = 9x
180 = 72 + 9x

Solving
180 = 72 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
180 + -9x = 72 + 9x + -9x

Combine like terms: 9x + -9x = 0
180 + -9x = 72 + 0
180 + -9x = 72

Add '-180' to each side of the equation.
180 + -180 + -9x = 72 + -180

Combine like terms: 180 + -180 = 0
0 + -9x = 72 + -180
-9x = 72 + -180

Combine like terms: 72 + -180 = -108
-9x = -108

Divide each side by '-9'.
x = 12

Simplifying
x = 12

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