4(y+9)=12

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Solution for 4(y+9)=12 equation: 


Simplifying
4(y + 9) = 12

Reorder the terms:
4(9 + y) = 12
(9 * 4 + y * 4) = 12
(36 + 4y) = 12

Solving
36 + 4y = 12

Solving for variable 'y'.

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

Add '-36' to each side of the equation.
36 + -36 + 4y = 12 + -36

Combine like terms: 36 + -36 = 0
0 + 4y = 12 + -36
4y = 12 + -36

Combine like terms: 12 + -36 = -24
4y = -24

Divide each side by '4'.
y = -6

Simplifying
y = -6

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