71-x+84-2x=180

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Solution for 71-x+84-2x=180 equation:


Simplifying
71 + -1x + 84 + -2x = 180

Reorder the terms:
71 + 84 + -1x + -2x = 180

Combine like terms: 71 + 84 = 155
155 + -1x + -2x = 180

Combine like terms: -1x + -2x = -3x
155 + -3x = 180

Solving
155 + -3x = 180

Solving for variable 'x'.

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

Add '-155' to each side of the equation.
155 + -155 + -3x = 180 + -155

Combine like terms: 155 + -155 = 0
0 + -3x = 180 + -155
-3x = 180 + -155

Combine like terms: 180 + -155 = 25
-3x = 25

Divide each side by '-3'.
x = -8.333333333

Simplifying
x = -8.333333333

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