12-16=3y+9-2y

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Solution for 12-16=3y+9-2y equation:


Simplifying
12 + -16 = 3y + 9 + -2y

Combine like terms: 12 + -16 = -4
-4 = 3y + 9 + -2y

Reorder the terms:
-4 = 9 + 3y + -2y

Combine like terms: 3y + -2y = 1y
-4 = 9 + 1y

Solving
-4 = 9 + 1y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-4 + -1y = 9 + 1y + -1y

Combine like terms: 1y + -1y = 0
-4 + -1y = 9 + 0
-4 + -1y = 9

Add '4' to each side of the equation.
-4 + 4 + -1y = 9 + 4

Combine like terms: -4 + 4 = 0
0 + -1y = 9 + 4
-1y = 9 + 4

Combine like terms: 9 + 4 = 13
-1y = 13

Divide each side by '-1'.
y = -13

Simplifying
y = -13

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