31=-8y+5(y+2)

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Solution for 31=-8y+5(y+2) equation:


Simplifying
31 = -8y + 5(y + 2)

Reorder the terms:
31 = -8y + 5(2 + y)
31 = -8y + (2 * 5 + y * 5)
31 = -8y + (10 + 5y)

Reorder the terms:
31 = 10 + -8y + 5y

Combine like terms: -8y + 5y = -3y
31 = 10 + -3y

Solving
31 = 10 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
31 + 3y = 10 + -3y + 3y

Combine like terms: -3y + 3y = 0
31 + 3y = 10 + 0
31 + 3y = 10

Add '-31' to each side of the equation.
31 + -31 + 3y = 10 + -31

Combine like terms: 31 + -31 = 0
0 + 3y = 10 + -31
3y = 10 + -31

Combine like terms: 10 + -31 = -21
3y = -21

Divide each side by '3'.
y = -7

Simplifying
y = -7

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