12x+8=8x-(-20)

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Solution for 12x+8=8x-(-20) equation:


Simplifying
12x + 8 = 8x + -1(-20)

Reorder the terms:
8 + 12x = 8x + -1(-20)

Multiply -1 * -20
8 + 12x = 8x + 20

Reorder the terms:
8 + 12x = 20 + 8x

Solving
8 + 12x = 20 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
8 + 12x + -8x = 20 + 8x + -8x

Combine like terms: 12x + -8x = 4x
8 + 4x = 20 + 8x + -8x

Combine like terms: 8x + -8x = 0
8 + 4x = 20 + 0
8 + 4x = 20

Add '-8' to each side of the equation.
8 + -8 + 4x = 20 + -8

Combine like terms: 8 + -8 = 0
0 + 4x = 20 + -8
4x = 20 + -8

Combine like terms: 20 + -8 = 12
4x = 12

Divide each side by '4'.
x = 3

Simplifying
x = 3

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