(2y-9)+(y)=180

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Solution for (2y-9)+(y)=180 equation:


Simplifying
(2y + -9) + (y) = 180

Reorder the terms:
(-9 + 2y) + (y) = 180

Remove parenthesis around (-9 + 2y)
-9 + 2y + (y) = 180
-9 + 2y + y = 180

Combine like terms: 2y + y = 3y
-9 + 3y = 180

Solving
-9 + 3y = 180

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 3y = 180 + 9

Combine like terms: -9 + 9 = 0
0 + 3y = 180 + 9
3y = 180 + 9

Combine like terms: 180 + 9 = 189
3y = 189

Divide each side by '3'.
y = 63

Simplifying
y = 63

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