13-8y-31+3y=28

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Solution for 13-8y-31+3y=28 equation:


Simplifying
13 + -8y + -31 + 3y = 28

Reorder the terms:
13 + -31 + -8y + 3y = 28

Combine like terms: 13 + -31 = -18
-18 + -8y + 3y = 28

Combine like terms: -8y + 3y = -5y
-18 + -5y = 28

Solving
-18 + -5y = 28

Solving for variable 'y'.

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

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 = 46
-5y = 46

Divide each side by '-5'.
y = -9.2

Simplifying
y = -9.2

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