9y-3y=3(y+13)

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Solution for 9y-3y=3(y+13) equation:


Simplifying
9y + -3y = 3(y + 13)

Combine like terms: 9y + -3y = 6y
6y = 3(y + 13)

Reorder the terms:
6y = 3(13 + y)
6y = (13 * 3 + y * 3)
6y = (39 + 3y)

Solving
6y = 39 + 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.
6y + -3y = 39 + 3y + -3y

Combine like terms: 6y + -3y = 3y
3y = 39 + 3y + -3y

Combine like terms: 3y + -3y = 0
3y = 39 + 0
3y = 39

Divide each side by '3'.
y = 13

Simplifying
y = 13

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