4=12-3y

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Solution for 4=12-3y equation:


Simplifying
4 = 12 + -3y

Solving
4 = 12 + -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.
4 + 3y = 12 + -3y + 3y

Combine like terms: -3y + 3y = 0
4 + 3y = 12 + 0
4 + 3y = 12

Add '-4' to each side of the equation.
4 + -4 + 3y = 12 + -4

Combine like terms: 4 + -4 = 0
0 + 3y = 12 + -4
3y = 12 + -4

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

Divide each side by '3'.
y = 2.666666667

Simplifying
y = 2.666666667

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