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Kmoore1992 Kmoore1992
  • 27-04-2015
  • Mathematics
Answered

√7-x+5=x help please

Verified Answer :

JaySL JaySL
  • 27-04-2015

x-5=\(\sqrt{7-x}\)

Squaring and subtracting 7-x, we get:

\(x^2-9x+18=0\)

Factoring, we have:

(x-6)(x-3)=0
So x can be 6 or 3.

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