3y=7-4y

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Solution for 3y=7-4y equation: 



3y=7-4y

We move all terms to the left:

3y-(7-4y)=0

We add all the numbers together, and all the variables

3y-(-4y+7)=0

We get rid of parentheses

3y+4y-7=0

We add all the numbers together, and all the variables

7y-7=0

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

7y=7

y=7/7

y=1

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