3(-4y+9)=-30y

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Solution for 3(-4y+9)=-30y equation:


Simplifying
3(-4y + 9) = -30y

Reorder the terms:
3(9 + -4y) = -30y
(9 * 3 + -4y * 3) = -30y
(27 + -12y) = -30y

Solving
27 + -12y = -30y

Solving for variable 'y'.

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

Add '30y' to each side of the equation.
27 + -12y + 30y = -30y + 30y

Combine like terms: -12y + 30y = 18y
27 + 18y = -30y + 30y

Combine like terms: -30y + 30y = 0
27 + 18y = 0

Add '-27' to each side of the equation.
27 + -27 + 18y = 0 + -27

Combine like terms: 27 + -27 = 0
0 + 18y = 0 + -27
18y = 0 + -27

Combine like terms: 0 + -27 = -27
18y = -27

Divide each side by '18'.
y = -1.5

Simplifying
y = -1.5

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