3.5-x=8(x+2.8)

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Solution for 3.5-x=8(x+2.8) equation: 



3.5-x=8(x+2.8)

We move all terms to the left:

3.5-x-(8(x+2.8))=0

We add all the numbers together, and all the variables

-1x-(8(x+2.8))+3.5=0



We calculate terms in parentheses: -(8(x+2.8)), so:

8(x+2.8)

We multiply parentheses

8x+22.4

Back to the equation:

-(8x+22.4)



We get rid of parentheses

-1x-8x-22.4+3.5=0

We add all the numbers together, and all the variables

-9x-18.9=0

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

-9x=18.9

x=18.9/-9

x=-2+0.9/9

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