SOLUTION: I have tried to work on this problem for about an hour. The problem is (v+16)^3/2 +7=32. I have the first steps down but when I get to the actual solving part. I have looked for so

Algebra ->  Rational-functions -> SOLUTION: I have tried to work on this problem for about an hour. The problem is (v+16)^3/2 +7=32. I have the first steps down but when I get to the actual solving part. I have looked for so      Log On


   

Question 873501: I have tried to work on this problem for about an hour. The problem is (v+16)^3/2 +7=32. I have the first steps down but when I get to the actual solving part. I have looked for some help on the internet and it gave me a different answer then what I got. I am trying to solve for v.
Answer by Seutip(231) About Me  (Show Source):
You can put this solution on YOUR website!
%28v%2B16%29%5E3%2F2+%2B7=32
%28v%2B16%29%5E3%2F2=32-7
%28v%2B16%29%5E3%2F2=25 Multiply both sides by 2
%28v%2B16%29%5E3=50 The get the cuberoot
v%2B16=3.68
v=-16%2B3.68
v=-12.32
Hope that helps!
Steffy