.87y+3=y-0.9

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Solution for .87y+3=y-0.9 equation: 



.87y+3=y-0.9

We move all terms to the left:

.87y+3-(y-0.9)=0

We get rid of parentheses

.87y-y+0.9+3=0

We add all the numbers together, and all the variables

-0.13y+3.9=0

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

-0.13y=-3.9

y=-3.9/-0.13

y=30+-4.4408920985E-16/0.13

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