8y-9+4=-31

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Solution for 8y-9+4=-31 equation: 


Simplifying
8y + -9 + 4 = -31

Reorder the terms:
-9 + 4 + 8y = -31

Combine like terms: -9 + 4 = -5
-5 + 8y = -31

Solving
-5 + 8y = -31

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 + 8y = -31 + 5

Combine like terms: -5 + 5 = 0
0 + 8y = -31 + 5
8y = -31 + 5

Combine like terms: -31 + 5 = -26
8y = -26

Divide each side by '8'.
y = -3.25

Simplifying
y = -3.25

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