3y+18=-4(y+6)

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Solution for 3y+18=-4(y+6) equation:


Simplifying
3y + 18 = -4(y + 6)

Reorder the terms:
18 + 3y = -4(y + 6)

Reorder the terms:
18 + 3y = -4(6 + y)
18 + 3y = (6 * -4 + y * -4)
18 + 3y = (-24 + -4y)

Solving
18 + 3y = -24 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
18 + 3y + 4y = -24 + -4y + 4y

Combine like terms: 3y + 4y = 7y
18 + 7y = -24 + -4y + 4y

Combine like terms: -4y + 4y = 0
18 + 7y = -24 + 0
18 + 7y = -24

Add '-18' to each side of the equation.
18 + -18 + 7y = -24 + -18

Combine like terms: 18 + -18 = 0
0 + 7y = -24 + -18
7y = -24 + -18

Combine like terms: -24 + -18 = -42
7y = -42

Divide each side by '7'.
y = -6

Simplifying
y = -6

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