4y=9+y

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Solution for 4y=9+y equation: 


Simplifying
4y = 9 + y

Solving
4y = 9 + 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.
4y + -1y = 9 + y + -1y

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

Combine like terms: y + -1y = 0
3y = 9 + 0
3y = 9

Divide each side by '3'.
y = 3

Simplifying
y = 3

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