SOLUTION: Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this. log7x = 5

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this. log7x = 5       Log On


   

Question 328138: Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this.
log7x = 5
Found 2 solutions by edjones, Alan3354:
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
log(7)x=5
7^(log(7)x)=7^5
x=16807
.
Ed

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Log(7x) = 5
7x = 100000
x = 14285.71...