12x-5x+20=-20

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Solution for 12x-5x+20=-20 equation:


Simplifying
12x + -5x + 20 = -20

Reorder the terms:
20 + 12x + -5x = -20

Combine like terms: 12x + -5x = 7x
20 + 7x = -20

Solving
20 + 7x = -20

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 7x = -20 + -20

Combine like terms: 20 + -20 = 0
0 + 7x = -20 + -20
7x = -20 + -20

Combine like terms: -20 + -20 = -40
7x = -40

Divide each side by '7'.
x = -5.714285714

Simplifying
x = -5.714285714

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