0.31x-x+2.5=-66.5

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Solution for 0.31x-x+2.5=-66.5 equation: 



0.31x-x+2.5=-66.5

We move all terms to the left:

0.31x-x+2.5-(-66.5)=0

We add all the numbers together, and all the variables

-0.69x+69=0

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

-0.69x=-69

x=-69/-0.69

x=+100

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