12x-20=7x+20

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Solution for 12x-20=7x+20 equation:


Simplifying
12x + -20 = 7x + 20

Reorder the terms:
-20 + 12x = 7x + 20

Reorder the terms:
-20 + 12x = 20 + 7x

Solving
-20 + 12x = 20 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-20 + 12x + -7x = 20 + 7x + -7x

Combine like terms: 12x + -7x = 5x
-20 + 5x = 20 + 7x + -7x

Combine like terms: 7x + -7x = 0
-20 + 5x = 20 + 0
-20 + 5x = 20

Add '20' to each side of the equation.
-20 + 20 + 5x = 20 + 20

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

Combine like terms: 20 + 20 = 40
5x = 40

Divide each side by '5'.
x = 8

Simplifying
x = 8

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