Math, asked by davs20035, 1 year ago

Solve x, if log(10x+5) - log(x-4) =2

Answers

Answered by harshpal

2

log 10x+5/x-4 = log 100
10x+5/x-4 = 100
10x+5 = 100x-400
5+400 = 100x-10x
405 = 90x
405/90 = x
4.5 = x

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