3(3-y)=30

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Solution for 3(3-y)=30 equation: 


Simplifying
3(3 + -1y) = 30
(3 * 3 + -1y * 3) = 30
(9 + -3y) = 30

Solving
9 + -3y = 30

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + -3y = 30 + -9

Combine like terms: 9 + -9 = 0
0 + -3y = 30 + -9
-3y = 30 + -9

Combine like terms: 30 + -9 = 21
-3y = 21

Divide each side by '-3'.
y = -7

Simplifying
y = -7

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