-8y+7y+9-4=

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


Simplifying
-8y + 7y + 9 + -4 = 0

Reorder the terms:
9 + -4 + -8y + 7y = 0

Combine like terms: 9 + -4 = 5
5 + -8y + 7y = 0

Combine like terms: -8y + 7y = -1y
5 + -1y = 0

Solving
5 + -1y = 0

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + -1y = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -1y = 0 + -5
-1y = 0 + -5

Combine like terms: 0 + -5 = -5
-1y = -5

Divide each side by '-1'.
y = 5

Simplifying
y = 5

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