3y+4=19.9

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Solution for 3y+4=19.9 equation: 



3y+4=19.9

We move all terms to the left:

3y+4-(19.9)=0

We add all the numbers together, and all the variables

3y-15.9=0

We move all terms containing y to the left, all other terms to the right

3y=15.9

y=15.9/3

y=5+0.9/3

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