20x+32-12x=-40

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Solution for 20x+32-12x=-40 equation:


Simplifying
20x + 32 + -12x = -40

Reorder the terms:
32 + 20x + -12x = -40

Combine like terms: 20x + -12x = 8x
32 + 8x = -40

Solving
32 + 8x = -40

Solving for variable 'x'.

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

Add '-32' to each side of the equation.
32 + -32 + 8x = -40 + -32

Combine like terms: 32 + -32 = 0
0 + 8x = -40 + -32
8x = -40 + -32

Combine like terms: -40 + -32 = -72
8x = -72

Divide each side by '8'.
x = -9

Simplifying
x = -9

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