-18=3(y+1)

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Solution for -18=3(y+1) equation:


Simplifying
-18 = 3(y + 1)

Reorder the terms:
-18 = 3(1 + y)
-18 = (1 * 3 + y * 3)
-18 = (3 + 3y)

Solving
-18 = 3 + 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.
-18 + -3y = 3 + 3y + -3y

Combine like terms: 3y + -3y = 0
-18 + -3y = 3 + 0
-18 + -3y = 3

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

Combine like terms: -18 + 18 = 0
0 + -3y = 3 + 18
-3y = 3 + 18

Combine like terms: 3 + 18 = 21
-3y = 21

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

Simplifying
y = -7

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