-8-9-4=y+7-2y

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Solution for -8-9-4=y+7-2y equation:


Simplifying
-8 + -9 + -4 = y + 7 + -2y

Combine like terms: -8 + -9 = -17
-17 + -4 = y + 7 + -2y

Combine like terms: -17 + -4 = -21
-21 = y + 7 + -2y

Reorder the terms:
-21 = 7 + y + -2y

Combine like terms: y + -2y = -1y
-21 = 7 + -1y

Solving
-21 = 7 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-21 + y = 7 + -1y + y

Combine like terms: -1y + y = 0
-21 + y = 7 + 0
-21 + y = 7

Add '21' to each side of the equation.
-21 + 21 + y = 7 + 21

Combine like terms: -21 + 21 = 0
0 + y = 7 + 21
y = 7 + 21

Combine like terms: 7 + 21 = 28
y = 28

Simplifying
y = 28

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