3(y+3)-3(15-y)=

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Solution for 3(y+3)-3(15-y)= equation:


Simplifying
3(y + 3) + -3(15 + -1y) = 0

Reorder the terms:
3(3 + y) + -3(15 + -1y) = 0
(3 * 3 + y * 3) + -3(15 + -1y) = 0
(9 + 3y) + -3(15 + -1y) = 0
9 + 3y + (15 * -3 + -1y * -3) = 0
9 + 3y + (-45 + 3y) = 0

Reorder the terms:
9 + -45 + 3y + 3y = 0

Combine like terms: 9 + -45 = -36
-36 + 3y + 3y = 0

Combine like terms: 3y + 3y = 6y
-36 + 6y = 0

Solving
-36 + 6y = 0

Solving for variable 'y'.

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

Add '36' to each side of the equation.
-36 + 36 + 6y = 0 + 36

Combine like terms: -36 + 36 = 0
0 + 6y = 0 + 36
6y = 0 + 36

Combine like terms: 0 + 36 = 36
6y = 36

Divide each side by '6'.
y = 6

Simplifying
y = 6

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