2y+(3*y-9)=(3y-18)-y

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Solution for 2y+(3*y-9)=(3y-18)-y equation:


Simplifying
2y + (3y + -9) = (3y + -18) + -1y

Reorder the terms:
2y + (-9 + 3y) = (3y + -18) + -1y

Remove parenthesis around (-9 + 3y)
2y + -9 + 3y = (3y + -18) + -1y

Reorder the terms:
-9 + 2y + 3y = (3y + -18) + -1y

Combine like terms: 2y + 3y = 5y
-9 + 5y = (3y + -18) + -1y

Reorder the terms:
-9 + 5y = (-18 + 3y) + -1y

Remove parenthesis around (-18 + 3y)
-9 + 5y = -18 + 3y + -1y

Combine like terms: 3y + -1y = 2y
-9 + 5y = -18 + 2y

Solving
-9 + 5y = -18 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
-9 + 5y + -2y = -18 + 2y + -2y

Combine like terms: 5y + -2y = 3y
-9 + 3y = -18 + 2y + -2y

Combine like terms: 2y + -2y = 0
-9 + 3y = -18 + 0
-9 + 3y = -18

Add '9' to each side of the equation.
-9 + 9 + 3y = -18 + 9

Combine like terms: -9 + 9 = 0
0 + 3y = -18 + 9
3y = -18 + 9

Combine like terms: -18 + 9 = -9
3y = -9

Divide each side by '3'.
y = -3

Simplifying
y = -3

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