x+50+x+31=480

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Solution for x+50+x+31=480 equation:


Simplifying
x + 50 + x + 31 = 480

Reorder the terms:
50 + 31 + x + x = 480

Combine like terms: 50 + 31 = 81
81 + x + x = 480

Combine like terms: x + x = 2x
81 + 2x = 480

Solving
81 + 2x = 480

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + 2x = 480 + -81

Combine like terms: 81 + -81 = 0
0 + 2x = 480 + -81
2x = 480 + -81

Combine like terms: 480 + -81 = 399
2x = 399

Divide each side by '2'.
x = 199.5

Simplifying
x = 199.5

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