SOLUTION: Solve a)√(6x+7) - √(3x+3) = 1 Thanks so much in advance:)

Algebra ->  Radicals -> SOLUTION: Solve a)√(6x+7) - √(3x+3) = 1 Thanks so much in advance:)      Log On


   

Question 825881: Solve
a)√(6x+7) - √(3x+3) = 1
Thanks so much in advance:)
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Would the instruction to square and simplify twice be enough for you?

sqrt%286x%2B7%29=sqrt%283x%2B3%29%2B1
ONCE:
6x%2B7=3x%2B3%2B2%2Asqrt%283x%2B3%29%2B1
6x%2B7-3x-3-1=2%2Asqrt%283x%2B3%29
3x%2B3=2%2Asqrt%283x%2B3%29
%283x%2B3%29%2F2=sqrt%283x%2B3%29
TWICE:
..
.
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