-18=-2y+7(y-4)

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Solution for -18=-2y+7(y-4) equation:


Simplifying
-18 = -2y + 7(y + -4)

Reorder the terms:
-18 = -2y + 7(-4 + y)
-18 = -2y + (-4 * 7 + y * 7)
-18 = -2y + (-28 + 7y)

Reorder the terms:
-18 = -28 + -2y + 7y

Combine like terms: -2y + 7y = 5y
-18 = -28 + 5y

Solving
-18 = -28 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-18 + -5y = -28 + 5y + -5y

Combine like terms: 5y + -5y = 0
-18 + -5y = -28 + 0
-18 + -5y = -28

Add '18' to each side of the equation.
-18 + 18 + -5y = -28 + 18

Combine like terms: -18 + 18 = 0
0 + -5y = -28 + 18
-5y = -28 + 18

Combine like terms: -28 + 18 = -10
-5y = -10

Divide each side by '-5'.
y = 2

Simplifying
y = 2

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