3.1y-7=2.8y+8

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Solution for 3.1y-7=2.8y+8 equation: 



3.1y-7=2.8y+8

We move all terms to the left:

3.1y-7-(2.8y+8)=0

We get rid of parentheses

3.1y-2.8y-8-7=0

We add all the numbers together, and all the variables

0.3y-15=0

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

0.3y=15

y=15/0.3

y=50

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