70+(5x-10)+(4x+12)=180

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Solution for 70+(5x-10)+(4x+12)=180 equation:


Simplifying
70 + (5x + -10) + (4x + 12) = 180

Reorder the terms:
70 + (-10 + 5x) + (4x + 12) = 180

Remove parenthesis around (-10 + 5x)
70 + -10 + 5x + (4x + 12) = 180

Reorder the terms:
70 + -10 + 5x + (12 + 4x) = 180

Remove parenthesis around (12 + 4x)
70 + -10 + 5x + 12 + 4x = 180

Reorder the terms:
70 + -10 + 12 + 5x + 4x = 180

Combine like terms: 70 + -10 = 60
60 + 12 + 5x + 4x = 180

Combine like terms: 60 + 12 = 72
72 + 5x + 4x = 180

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

Solving
72 + 9x = 180

Solving for variable 'x'.

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

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

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

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

Divide each side by '9'.
x = 12

Simplifying
x = 12

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