-20=5x-7x-8

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Solution for -20=5x-7x-8 equation:


Simplifying
-20 = 5x + -7x + -8

Reorder the terms:
-20 = -8 + 5x + -7x

Combine like terms: 5x + -7x = -2x
-20 = -8 + -2x

Solving
-20 = -8 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-20 + 2x = -8 + -2x + 2x

Combine like terms: -2x + 2x = 0
-20 + 2x = -8 + 0
-20 + 2x = -8

Add '20' to each side of the equation.
-20 + 20 + 2x = -8 + 20

Combine like terms: -20 + 20 = 0
0 + 2x = -8 + 20
2x = -8 + 20

Combine like terms: -8 + 20 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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