We have the following expression:
2log5x = log54
Rewriting we have:
2log5x = 0.861353116
log5x = 0.861353116 / 2
log5x = 0.430676558
We clear the value of x:
5 ^ (log5x) = 5 ^ (0.430676558)
x = 5 ^ (0.430676558)
x = 2
Answer:
the solution to 2log5x = log54 is:
x = 2