SOLUTION: (x2+2)-(5x2-1)

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Question 1126847: (x2+2)-(5x2-1)

Found 2 solutions by rfer, ikleyn:
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
x^2+2-5x^2+1=-3x^2+3
Answer by ikleyn(52852)   (Show Source): You can put this solution on YOUR website!
.

I don'r know how it is possible to make an error in such a simple calculation, but the tutor @rfer could do it.


Below find the correct one line solution:

     -  =  + .


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