SOLUTION: Solve for x in the equation 3^(2x-1)+2*3^(2x+1)=171
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Question 1195399: Solve for x in the equation 3^(2x-1)+2*3^(2x+1)=171
Answer by greenestamps(13203) (Show Source): You can put this solution on YOUR website!
Make both exponents the same by rewriting as .
ANSWER: x=3/2
CHECK:
2x-1=3-1=2
2x+1=3+1=4
3^2+2*3^4=9+2(81)=9+162=171
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