7x-80=3x-12

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Solution for 7x-80=3x-12 equation:


Simplifying
7x + -80 = 3x + -12

Reorder the terms:
-80 + 7x = 3x + -12

Reorder the terms:
-80 + 7x = -12 + 3x

Solving
-80 + 7x = -12 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-80 + 7x + -3x = -12 + 3x + -3x

Combine like terms: 7x + -3x = 4x
-80 + 4x = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
-80 + 4x = -12 + 0
-80 + 4x = -12

Add '80' to each side of the equation.
-80 + 80 + 4x = -12 + 80

Combine like terms: -80 + 80 = 0
0 + 4x = -12 + 80
4x = -12 + 80

Combine like terms: -12 + 80 = 68
4x = 68

Divide each side by '4'.
x = 17

Simplifying
x = 17

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