(2x-30)+y=180

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Solution for (2x-30)+y=180 equation:


Simplifying
(2x + -30) + y = 180

Reorder the terms:
(-30 + 2x) + y = 180

Remove parenthesis around (-30 + 2x)
-30 + 2x + y = 180

Solving
-30 + 2x + y = 180

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 2x + 30 + y = 180 + 30

Reorder the terms:
-30 + 30 + 2x + y = 180 + 30

Combine like terms: -30 + 30 = 0
0 + 2x + y = 180 + 30
2x + y = 180 + 30

Combine like terms: 180 + 30 = 210
2x + y = 210

Add '-1y' to each side of the equation.
2x + y + -1y = 210 + -1y

Combine like terms: y + -1y = 0
2x + 0 = 210 + -1y
2x = 210 + -1y

Divide each side by '2'.
x = 105 + -0.5y

Simplifying
x = 105 + -0.5y

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