3(y+9)=-9y-9

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


Simplifying
3(y + 9) = -9y + -9

Reorder the terms:
3(9 + y) = -9y + -9
(9 * 3 + y * 3) = -9y + -9
(27 + 3y) = -9y + -9

Reorder the terms:
27 + 3y = -9 + -9y

Solving
27 + 3y = -9 + -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
27 + 3y + 9y = -9 + -9y + 9y

Combine like terms: 3y + 9y = 12y
27 + 12y = -9 + -9y + 9y

Combine like terms: -9y + 9y = 0
27 + 12y = -9 + 0
27 + 12y = -9

Add '-27' to each side of the equation.
27 + -27 + 12y = -9 + -27

Combine like terms: 27 + -27 = 0
0 + 12y = -9 + -27
12y = -9 + -27

Combine like terms: -9 + -27 = -36
12y = -36

Divide each side by '12'.
y = -3

Simplifying
y = -3

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