Question

ayuda
log 10 = log (x+4) - log (x-5)

Answer 1

Respuesta:

Log 10 = Log(X+4)-Log(X-5)

Log 10 = Log(X+4/X-5)

1 = Log(X+4/X-5)

10^1 = 10 ^ ( Log(X+4/X-5))

10 = (X+4/X-5)

10(X-5) = X+4

10X-50 = X+4

(10-1)X = 4+50

9X = 54

9X/9 = 54/9

X = 6

Explicación paso a paso: