Patrick B. answered • 05/04/20
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(7^x) log 16 * 8 log49 = 5
7^x = 5/(log 16 * 8 log49)
log 7^x = log [ 5/(log 16 * 8 log49)]
= log 5 - log [ (log 16 * 8 log49)]
x (log 7) = log 5 - log [ (log 16 * 8 log49)]
x = log 5 - log [ (log 16 * 8 log49)] / log 7
