31+3Y-9=12y-13-4y

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Solution for 31+3Y-9=12y-13-4y equation: 


Simplifying
31 + 3Y + -9 = 12y + -13 + -4y

Reorder the terms:
31 + -9 + 3Y = 12y + -13 + -4y

Combine like terms: 31 + -9 = 22
22 + 3Y = 12y + -13 + -4y

Reorder the terms:
22 + 3Y = -13 + 12y + -4y

Combine like terms: 12y + -4y = 8y
22 + 3Y = -13 + 8y

Solving
22 + 3Y = -13 + 8y

Solving for variable 'Y'.

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

Add '-22' to each side of the equation.
22 + -22 + 3Y = -13 + -22 + 8y

Combine like terms: 22 + -22 = 0
0 + 3Y = -13 + -22 + 8y
3Y = -13 + -22 + 8y

Combine like terms: -13 + -22 = -35
3Y = -35 + 8y

Divide each side by '3'.
Y = -11.66666667 + 2.666666667y

Simplifying
Y = -11.66666667 + 2.666666667y

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