77-x+88-2x=180

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Solution for 77-x+88-2x=180 equation:


Simplifying
77 + -1x + 88 + -2x = 180

Reorder the terms:
77 + 88 + -1x + -2x = 180

Combine like terms: 77 + 88 = 165
165 + -1x + -2x = 180

Combine like terms: -1x + -2x = -3x
165 + -3x = 180

Solving
165 + -3x = 180

Solving for variable 'x'.

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

Add '-165' to each side of the equation.
165 + -165 + -3x = 180 + -165

Combine like terms: 165 + -165 = 0
0 + -3x = 180 + -165
-3x = 180 + -165

Combine like terms: 180 + -165 = 15
-3x = 15

Divide each side by '-3'.
x = -5

Simplifying
x = -5

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