SOLUTION: PLEASE HELP ME:) ALGEBRAICALLY Solve: 1) logbase7 x - 1/2 logbase7 9 = logbase7 5 2) 1/4 logbase5 81 - logbase5 x = logbase5 (x+2)

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: PLEASE HELP ME:) ALGEBRAICALLY Solve: 1) logbase7 x - 1/2 logbase7 9 = logbase7 5 2) 1/4 logbase5 81 - logbase5 x = logbase5 (x+2)      Log On


   

Question 186097: PLEASE HELP ME:)
ALGEBRAICALLY Solve:
1) logbase7 x - 1/2 logbase7 9 = logbase7 5
2) 1/4 logbase5 81 - logbase5 x = logbase5 (x+2)
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
logbase7 x - 1/2 logbase7 9 = logbase7 5
logbase7(x) = logbase7(5) + 1/2logbase7(9)
logbase7%28x%29+=+logbase7%285%29+%2B+logbase7%289%29%5E%281%2F2%29
logbase7%28x%29+=+logbase7%285%2A9%5E%281%2F2%29%29
x+=+5%2Asqrt%289%29
x+=+15