3.90x=50+85x

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Solution for 3.90x=50+85x equation: 



3.90x=50+85x

We move all terms to the left:

3.90x-(50+85x)=0

We add all the numbers together, and all the variables

3.90x-(85x+50)=0

We get rid of parentheses

3.90x-85x-50=0

We add all the numbers together, and all the variables

-81.1x-50=0

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

-81.1x=50

x=50/-81.1

x=-50/81.1

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