18-(3-2y)=3(y+4)

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Solution for 18-(3-2y)=3(y+4) equation:


Simplifying
18 + -1(3 + -2y) = 3(y + 4)
18 + (3 * -1 + -2y * -1) = 3(y + 4)
18 + (-3 + 2y) = 3(y + 4)

Combine like terms: 18 + -3 = 15
15 + 2y = 3(y + 4)

Reorder the terms:
15 + 2y = 3(4 + y)
15 + 2y = (4 * 3 + y * 3)
15 + 2y = (12 + 3y)

Solving
15 + 2y = 12 + 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 + 2y + -3y = 12 + 3y + -3y

Combine like terms: 2y + -3y = -1y
15 + -1y = 12 + 3y + -3y

Combine like terms: 3y + -3y = 0
15 + -1y = 12 + 0
15 + -1y = 12

Add '-15' to each side of the equation.
15 + -15 + -1y = 12 + -15

Combine like terms: 15 + -15 = 0
0 + -1y = 12 + -15
-1y = 12 + -15

Combine like terms: 12 + -15 = -3
-1y = -3

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

Simplifying
y = 3

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