(x+80)+x=220

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Solution for (x+80)+x=220 equation:


Simplifying
(x + 80) + x = 220

Reorder the terms:
(80 + x) + x = 220

Remove parenthesis around (80 + x)
80 + x + x = 220

Combine like terms: x + x = 2x
80 + 2x = 220

Solving
80 + 2x = 220

Solving for variable 'x'.

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

Add '-80' to each side of the equation.
80 + -80 + 2x = 220 + -80

Combine like terms: 80 + -80 = 0
0 + 2x = 220 + -80
2x = 220 + -80

Combine like terms: 220 + -80 = 140
2x = 140

Divide each side by '2'.
x = 70

Simplifying
x = 70

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