3y+9=+4y

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Solution for 3y+9=+4y equation:



3y+9=+4y
We move all terms to the left:
3y+9-(+4y)=0
We get rid of parentheses
3y-4y+9=0
We add all the numbers together, and all the variables
-1y+9=0
We move all terms containing y to the left, all other terms to the right
-y=-9
y=-9/-1
y=+9

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