-10x-3-2x+20=77

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Solution for -10x-3-2x+20=77 equation:


Simplifying
-10x + -3 + -2x + 20 = 77

Reorder the terms:
-3 + 20 + -10x + -2x = 77

Combine like terms: -3 + 20 = 17
17 + -10x + -2x = 77

Combine like terms: -10x + -2x = -12x
17 + -12x = 77

Solving
17 + -12x = 77

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + -12x = 77 + -17

Combine like terms: 17 + -17 = 0
0 + -12x = 77 + -17
-12x = 77 + -17

Combine like terms: 77 + -17 = 60
-12x = 60

Divide each side by '-12'.
x = -5

Simplifying
x = -5

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