7x-5=12x-20

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Solution for 7x-5=12x-20 equation:


Simplifying
7x + -5 = 12x + -20

Reorder the terms:
-5 + 7x = 12x + -20

Reorder the terms:
-5 + 7x = -20 + 12x

Solving
-5 + 7x = -20 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-5 + 7x + -12x = -20 + 12x + -12x

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

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

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

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

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

Divide each side by '-5'.
x = 3

Simplifying
x = 3

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