86.2k views
1 vote
Solve the equation: log5 9 + log5 (x + 8) = log5 31

User MarkusN
by
8.3k points

1 Answer

2 votes

Explanation:

Using the rules of logs

log5 (9) + log5(x+8) = log (9 *(x+8)) = log (9x+72) and this equals log5 (31)

so 9x+72 = 31

9x = -41

x = -41/9 = -4.555

User Fanaugen
by
8.1k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories