6y+15=3(y+1)

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Solution for 6y+15=3(y+1) equation:


Simplifying
6y + 15 = 3(y + 1)

Reorder the terms:
15 + 6y = 3(y + 1)

Reorder the terms:
15 + 6y = 3(1 + y)
15 + 6y = (1 * 3 + y * 3)
15 + 6y = (3 + 3y)

Solving
15 + 6y = 3 + 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 + 6y + -3y = 3 + 3y + -3y

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

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

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

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

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

Divide each side by '3'.
y = -4

Simplifying
y = -4

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