15x+8=20x-12

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Solution for 15x+8=20x-12 equation:


Simplifying
15x + 8 = 20x + -12

Reorder the terms:
8 + 15x = 20x + -12

Reorder the terms:
8 + 15x = -12 + 20x

Solving
8 + 15x = -12 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
8 + 15x + -20x = -12 + 20x + -20x

Combine like terms: 15x + -20x = -5x
8 + -5x = -12 + 20x + -20x

Combine like terms: 20x + -20x = 0
8 + -5x = -12 + 0
8 + -5x = -12

Add '-8' to each side of the equation.
8 + -8 + -5x = -12 + -8

Combine like terms: 8 + -8 = 0
0 + -5x = -12 + -8
-5x = -12 + -8

Combine like terms: -12 + -8 = -20
-5x = -20

Divide each side by '-5'.
x = 4

Simplifying
x = 4

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