-3(y+4)=-9y-18

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Solution for -3(y+4)=-9y-18 equation:


Simplifying
-3(y + 4) = -9y + -18

Reorder the terms:
-3(4 + y) = -9y + -18
(4 * -3 + y * -3) = -9y + -18
(-12 + -3y) = -9y + -18

Reorder the terms:
-12 + -3y = -18 + -9y

Solving
-12 + -3y = -18 + -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.
-12 + -3y + 9y = -18 + -9y + 9y

Combine like terms: -3y + 9y = 6y
-12 + 6y = -18 + -9y + 9y

Combine like terms: -9y + 9y = 0
-12 + 6y = -18 + 0
-12 + 6y = -18

Add '12' to each side of the equation.
-12 + 12 + 6y = -18 + 12

Combine like terms: -12 + 12 = 0
0 + 6y = -18 + 12
6y = -18 + 12

Combine like terms: -18 + 12 = -6
6y = -6

Divide each side by '6'.
y = -1

Simplifying
y = -1

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