31+3y-13=11y-12-3y

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Solution for 31+3y-13=11y-12-3y equation:


Simplifying
31 + 3y + -13 = 11y + -12 + -3y

Reorder the terms:
31 + -13 + 3y = 11y + -12 + -3y

Combine like terms: 31 + -13 = 18
18 + 3y = 11y + -12 + -3y

Reorder the terms:
18 + 3y = -12 + 11y + -3y

Combine like terms: 11y + -3y = 8y
18 + 3y = -12 + 8y

Solving
18 + 3y = -12 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
18 + 3y + -8y = -12 + 8y + -8y

Combine like terms: 3y + -8y = -5y
18 + -5y = -12 + 8y + -8y

Combine like terms: 8y + -8y = 0
18 + -5y = -12 + 0
18 + -5y = -12

Add '-18' to each side of the equation.
18 + -18 + -5y = -12 + -18

Combine like terms: 18 + -18 = 0
0 + -5y = -12 + -18
-5y = -12 + -18

Combine like terms: -12 + -18 = -30
-5y = -30

Divide each side by '-5'.
y = 6

Simplifying
y = 6

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