-12-20=-10x+40

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Solution for -12-20=-10x+40 equation:


Simplifying
-12 + -20 = -10x + 40

Combine like terms: -12 + -20 = -32
-32 = -10x + 40

Reorder the terms:
-32 = 40 + -10x

Solving
-32 = 40 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
-32 + 10x = 40 + -10x + 10x

Combine like terms: -10x + 10x = 0
-32 + 10x = 40 + 0
-32 + 10x = 40

Add '32' to each side of the equation.
-32 + 32 + 10x = 40 + 32

Combine like terms: -32 + 32 = 0
0 + 10x = 40 + 32
10x = 40 + 32

Combine like terms: 40 + 32 = 72
10x = 72

Divide each side by '10'.
x = 7.2

Simplifying
x = 7.2

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