30=3(y+9)

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Solution for 30=3(y+9) equation: 


Simplifying
30 = 3(y + 9)

Reorder the terms:
30 = 3(9 + y)
30 = (9 * 3 + y * 3)
30 = (27 + 3y)

Solving
30 = 27 + 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.
30 + -3y = 27 + 3y + -3y

Combine like terms: 3y + -3y = 0
30 + -3y = 27 + 0
30 + -3y = 27

Add '-30' to each side of the equation.
30 + -30 + -3y = 27 + -30

Combine like terms: 30 + -30 = 0
0 + -3y = 27 + -30
-3y = 27 + -30

Combine like terms: 27 + -30 = -3
-3y = -3

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

Simplifying
y = 1

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