3+12x=80+x

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Solution for 3+12x=80+x equation:


Simplifying
3 + 12x = 80 + x

Solving
3 + 12x = 80 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3 + 12x + -1x = 80 + x + -1x

Combine like terms: 12x + -1x = 11x
3 + 11x = 80 + x + -1x

Combine like terms: x + -1x = 0
3 + 11x = 80 + 0
3 + 11x = 80

Add '-3' to each side of the equation.
3 + -3 + 11x = 80 + -3

Combine like terms: 3 + -3 = 0
0 + 11x = 80 + -3
11x = 80 + -3

Combine like terms: 80 + -3 = 77
11x = 77

Divide each side by '11'.
x = 7

Simplifying
x = 7

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