mcabreraj07
mcabreraj07 mcabreraj07
  • 02-06-2017
  • Mathematics
contestada

how to solve it step by step please

how to solve it step by step please class=

Respuesta :

anonymous79
anonymous79 anonymous79
  • 02-06-2017
log7(x+6) + log7(9)= log7(72)
log7(x+6) = log7(72) - log7(9)
log7(x+6)=log7(72/9)=log7(8)
Bh direct comparison,
x+6=8
x=2
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