-8y+3(y-7)=-31

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Solution for -8y+3(y-7)=-31 equation:


Simplifying
-8y + 3(y + -7) = -31

Reorder the terms:
-8y + 3(-7 + y) = -31
-8y + (-7 * 3 + y * 3) = -31
-8y + (-21 + 3y) = -31

Reorder the terms:
-21 + -8y + 3y = -31

Combine like terms: -8y + 3y = -5y
-21 + -5y = -31

Solving
-21 + -5y = -31

Solving for variable 'y'.

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

Add '21' to each side of the equation.
-21 + 21 + -5y = -31 + 21

Combine like terms: -21 + 21 = 0
0 + -5y = -31 + 21
-5y = -31 + 21

Combine like terms: -31 + 21 = -10
-5y = -10

Divide each side by '-5'.
y = 2

Simplifying
y = 2

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