3.89=v+1.9

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Solution for 3.89=v+1.9 equation: 



3.89=v+1.9

We move all terms to the left:

3.89-(v+1.9)=0

We get rid of parentheses

-v-1.9+3.89=0

We add all the numbers together, and all the variables

-1v+1.99=0

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

-v=-1.99

v=-1.99/-1

v=1+0.99/1

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