5x+4+7x+8=180

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Solution for 5x+4+7x+8=180 equation: 


Simplifying
5x + 4 + 7x + 8 = 180

Reorder the terms:
4 + 8 + 5x + 7x = 180

Combine like terms: 4 + 8 = 12
12 + 5x + 7x = 180

Combine like terms: 5x + 7x = 12x
12 + 12x = 180

Solving
12 + 12x = 180

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 12x = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 12x = 180 + -12
12x = 180 + -12

Combine like terms: 180 + -12 = 168
12x = 168

Divide each side by '12'.
x = 14

Simplifying
x = 14

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