12=y+3

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Solution for 12=y+3 equation:


Simplifying
12 = y + 3

Reorder the terms:
12 = 3 + y

Solving
12 = 3 + y

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.
12 + -1y = 3 + y + -1y

Combine like terms: y + -1y = 0
12 + -1y = 3 + 0
12 + -1y = 3

Add '-12' to each side of the equation.
12 + -12 + -1y = 3 + -12

Combine like terms: 12 + -12 = 0
0 + -1y = 3 + -12
-1y = 3 + -12

Combine like terms: 3 + -12 = -9
-1y = -9

Divide each side by '-1'.
y = 9

Simplifying
y = 9

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