(x+3.5)*(7-x+3.5)=(x-8.5)*(7-x-8.5)

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Solution for (x+3.5)*(7-x+3.5)=(x-8.5)*(7-x-8.5) equation: 



(x+3.5)(7-x+3.5)=(x-8.5)(7-x-8.5)

We move all terms to the left:

(x+3.5)(7-x+3.5)-((x-8.5)(7-x-8.5))=0

We add all the numbers together, and all the variables

(x+3.5)(-1x+10.5)-((x-8.5)(-1x-1.5))=0

We multiply parentheses ..

(-1x^2+10.5x-3.5x+36.75)-((x-8.5)(-1x-1.5))=0



We calculate terms in parentheses: -((x-8.5)(-1x-1.5)), so:

(x-8.5)(-1x-1.5)

We multiply parentheses ..

(-1x^2-1.5x+8.5x+12.75)

We get rid of parentheses

-1x^2-1.5x+8.5x+12.75

We add all the numbers together, and all the variables

-1x^2+7x+12.75

Back to the equation:

-(-1x^2+7x+12.75)



We get rid of parentheses

-1x^2+1x^2+10.5x-3.5x-7x+36.75-12.75=0

We add all the numbers together, and all the variables

24!=0

There is no solution for this equation

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