3.1y-7=2.8y

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Solution for 3.1y-7=2.8y equation: 



3.1y-7=2.8y

We move all terms to the left:

3.1y-7-(2.8y)=0

We add all the numbers together, and all the variables

3.1y-(+2.8y)-7=0

We get rid of parentheses

3.1y-2.8y-7=0

We add all the numbers together, and all the variables

0.3y-7=0

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

0.3y=7

y=7/0.3

y=23+0.1/0.3

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