3(y-1)=3y+9-2(-6y-3)

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Solution for 3(y-1)=3y+9-2(-6y-3) equation:


Simplifying
3(y + -1) = 3y + 9 + -2(-6y + -3)

Reorder the terms:
3(-1 + y) = 3y + 9 + -2(-6y + -3)
(-1 * 3 + y * 3) = 3y + 9 + -2(-6y + -3)
(-3 + 3y) = 3y + 9 + -2(-6y + -3)

Reorder the terms:
-3 + 3y = 3y + 9 + -2(-3 + -6y)
-3 + 3y = 3y + 9 + (-3 * -2 + -6y * -2)
-3 + 3y = 3y + 9 + (6 + 12y)

Reorder the terms:
-3 + 3y = 9 + 6 + 3y + 12y

Combine like terms: 9 + 6 = 15
-3 + 3y = 15 + 3y + 12y

Combine like terms: 3y + 12y = 15y
-3 + 3y = 15 + 15y

Solving
-3 + 3y = 15 + 15y

Solving for variable 'y'.

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

Add '-15y' to each side of the equation.
-3 + 3y + -15y = 15 + 15y + -15y

Combine like terms: 3y + -15y = -12y
-3 + -12y = 15 + 15y + -15y

Combine like terms: 15y + -15y = 0
-3 + -12y = 15 + 0
-3 + -12y = 15

Add '3' to each side of the equation.
-3 + 3 + -12y = 15 + 3

Combine like terms: -3 + 3 = 0
0 + -12y = 15 + 3
-12y = 15 + 3

Combine like terms: 15 + 3 = 18
-12y = 18

Divide each side by '-12'.
y = -1.5

Simplifying
y = -1.5

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