-18=-7y+3(y+2)

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Solution for -18=-7y+3(y+2) equation:


Simplifying
-18 = -7y + 3(y + 2)

Reorder the terms:
-18 = -7y + 3(2 + y)
-18 = -7y + (2 * 3 + y * 3)
-18 = -7y + (6 + 3y)

Reorder the terms:
-18 = 6 + -7y + 3y

Combine like terms: -7y + 3y = -4y
-18 = 6 + -4y

Solving
-18 = 6 + -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 + 4y = 6 + -4y + 4y

Combine like terms: -4y + 4y = 0
-18 + 4y = 6 + 0
-18 + 4y = 6

Add '18' to each side of the equation.
-18 + 18 + 4y = 6 + 18

Combine like terms: -18 + 18 = 0
0 + 4y = 6 + 18
4y = 6 + 18

Combine like terms: 6 + 18 = 24
4y = 24

Divide each side by '4'.
y = 6

Simplifying
y = 6

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