12x-77-20=0

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Solution for 12x-77-20=0 equation:


Simplifying
12x + -77 + -20 = 0

Reorder the terms:
-77 + -20 + 12x = 0

Combine like terms: -77 + -20 = -97
-97 + 12x = 0

Solving
-97 + 12x = 0

Solving for variable 'x'.

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

Add '97' to each side of the equation.
-97 + 97 + 12x = 0 + 97

Combine like terms: -97 + 97 = 0
0 + 12x = 0 + 97
12x = 0 + 97

Combine like terms: 0 + 97 = 97
12x = 97

Divide each side by '12'.
x = 8.083333333

Simplifying
x = 8.083333333

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