(y-3)=3y+15

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


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

Reorder the terms:
(-3 + y) = 3y + 15

Remove parenthesis around (-3 + y)
-3 + y = 3y + 15

Reorder the terms:
-3 + y = 15 + 3y

Solving
-3 + y = 15 + 3y

Solving for variable 'y'.

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

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

Combine like terms: y + -3y = -2y
-3 + -2y = 15 + 3y + -3y

Combine like terms: 3y + -3y = 0
-3 + -2y = 15 + 0
-3 + -2y = 15

Add '3' to each side of the equation.
-3 + 3 + -2y = 15 + 3

Combine like terms: -3 + 3 = 0
0 + -2y = 15 + 3
-2y = 15 + 3

Combine like terms: 15 + 3 = 18
-2y = 18

Divide each side by '-2'.
y = -9

Simplifying
y = -9

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