13/8-31/8=x

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Solution for 13/8-31/8=x equation: 



13/8-31/8=x

We move all terms to the left:

13/8-31/8-(x)=0

We add all the numbers together, and all the variables

-1x+13/8-31/8=0

We multiply all the terms by the denominator


-1x*8+13-31=0

We add all the numbers together, and all the variables

-1x*8-18=0

Wy multiply elements

-8x-18=0

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

-8x=18

x=18/-8

x=-2+1/4

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