3x+11+5x+1+12x-20=180

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Solution for 3x+11+5x+1+12x-20=180 equation:


Simplifying
3x + 11 + 5x + 1 + 12x + -20 = 180

Reorder the terms:
11 + 1 + -20 + 3x + 5x + 12x = 180

Combine like terms: 11 + 1 = 12
12 + -20 + 3x + 5x + 12x = 180

Combine like terms: 12 + -20 = -8
-8 + 3x + 5x + 12x = 180

Combine like terms: 3x + 5x = 8x
-8 + 8x + 12x = 180

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

Solving
-8 + 20x = 180

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 20x = 180 + 8

Combine like terms: -8 + 8 = 0
0 + 20x = 180 + 8
20x = 180 + 8

Combine like terms: 180 + 8 = 188
20x = 188

Divide each side by '20'.
x = 9.4

Simplifying
x = 9.4

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