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  • 24-10-2017
  • Mathematics
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The real solutions of the system

The real solutions of the system class=

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daijingyi722
daijingyi722 daijingyi722
  • 24-10-2017
use substitution             3x-7=x^2+6x-17
                            x^2+3x-10=0
                            (x-2)*(x+5)=0
x=2 or -5, plug in back in, y= -1 or -22
check answers--both correct.

the answer is (2,-1) or (-5,-22)
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