.91x=x-4

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Solution for .91x=x-4 equation: 



.91x=x-4

We move all terms to the left:

.91x-(x-4)=0

We get rid of parentheses

.91x-x+4=0

We add all the numbers together, and all the variables

-0.09x+4=0

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

-0.09x=-4

x=-4/-0.09

x=44+0.04/0.09

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