2x-2y-80=80

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Solution for 2x-2y-80=80 equation:


Simplifying
2x + -2y + -80 = 80

Reorder the terms:
-80 + 2x + -2y = 80

Solving
-80 + 2x + -2y = 80

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 + 2x + 80 + -2y = 80 + 80

Reorder the terms:
-80 + 80 + 2x + -2y = 80 + 80

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

Combine like terms: 80 + 80 = 160
2x + -2y = 160

Add '2y' to each side of the equation.
2x + -2y + 2y = 160 + 2y

Combine like terms: -2y + 2y = 0
2x + 0 = 160 + 2y
2x = 160 + 2y

Divide each side by '2'.
x = 80 + y

Simplifying
x = 80 + y

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