3y=9+4y

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Solution for 3y=9+4y equation: 


Simplifying
3y = 9 + 4y

Solving
3y = 9 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
3y + -4y = 9 + 4y + -4y

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

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

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

Simplifying
y = -9

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