-28=2(y-4)-7y

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Solution for -28=2(y-4)-7y equation:


Simplifying
-28 = 2(y + -4) + -7y

Reorder the terms:
-28 = 2(-4 + y) + -7y
-28 = (-4 * 2 + y * 2) + -7y
-28 = (-8 + 2y) + -7y

Combine like terms: 2y + -7y = -5y
-28 = -8 + -5y

Solving
-28 = -8 + -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.
-28 + 5y = -8 + -5y + 5y

Combine like terms: -5y + 5y = 0
-28 + 5y = -8 + 0
-28 + 5y = -8

Add '28' to each side of the equation.
-28 + 28 + 5y = -8 + 28

Combine like terms: -28 + 28 = 0
0 + 5y = -8 + 28
5y = -8 + 28

Combine like terms: -8 + 28 = 20
5y = 20

Divide each side by '5'.
y = 4

Simplifying
y = 4

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