15=3(y+4)-6y

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Solution for 15=3(y+4)-6y equation:


Simplifying
15 = 3(y + 4) + -6y

Reorder the terms:
15 = 3(4 + y) + -6y
15 = (4 * 3 + y * 3) + -6y
15 = (12 + 3y) + -6y

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

Solving
15 = 12 + -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.
15 + 3y = 12 + -3y + 3y

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

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

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

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

Divide each side by '3'.
y = -1

Simplifying
y = -1

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