12x+40+8x+20=180

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Solution for 12x+40+8x+20=180 equation:


Simplifying
12x + 40 + 8x + 20 = 180

Reorder the terms:
40 + 20 + 12x + 8x = 180

Combine like terms: 40 + 20 = 60
60 + 12x + 8x = 180

Combine like terms: 12x + 8x = 20x
60 + 20x = 180

Solving
60 + 20x = 180

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + 20x = 180 + -60

Combine like terms: 60 + -60 = 0
0 + 20x = 180 + -60
20x = 180 + -60

Combine like terms: 180 + -60 = 120
20x = 120

Divide each side by '20'.
x = 6

Simplifying
x = 6

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