12x+3=20x-77

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Solution for 12x+3=20x-77 equation:


Simplifying
12x + 3 = 20x + -77

Reorder the terms:
3 + 12x = 20x + -77

Reorder the terms:
3 + 12x = -77 + 20x

Solving
3 + 12x = -77 + 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.
3 + 12x + -20x = -77 + 20x + -20x

Combine like terms: 12x + -20x = -8x
3 + -8x = -77 + 20x + -20x

Combine like terms: 20x + -20x = 0
3 + -8x = -77 + 0
3 + -8x = -77

Add '-3' to each side of the equation.
3 + -3 + -8x = -77 + -3

Combine like terms: 3 + -3 = 0
0 + -8x = -77 + -3
-8x = -77 + -3

Combine like terms: -77 + -3 = -80
-8x = -80

Divide each side by '-8'.
x = 10

Simplifying
x = 10

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