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ddiez
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Algebra 2 help:
Solve. Check for extraneous solutions.
5√x + 7 = 8
 one year ago
 one year ago
ddiez Group Title
Algebra 2 help: Solve. Check for extraneous solutions. 5√x + 7 = 8
 one year ago
 one year ago

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ddiez Group TitleBest ResponseYou've already chosen the best response.1
I know I have to isolate 5√x to get 5√x = 1, but where do I go from there?
 one year ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
Divide 5 on both sides..
 one year ago

ddiez Group TitleBest ResponseYou've already chosen the best response.1
Alright; I now have √x = 1/5 Though, the final answer (I have the key) is 1/25. Is there something else that I'm missing?
 one year ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
Now you should take square on both sides to get rid of sqrt on left.
 one year ago

ddiez Group TitleBest ResponseYou've already chosen the best response.1
Oh, alright. I got it, thank you! :)
 one year ago
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