SOLUTION: make X the subject of the formula A= X(2X-N)-X

Algebra.Com
Question 1162789: make X the subject of the formula
A= X(2X-N)-X

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
make X the subject of the formula
A= X(2X-N)-X
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a = 2x^2 - nx - x
2x^2 -(n+1)x - a = 0
It's a quadratic in x
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