Question

solve 5^(x + 5) = 9^x ?

Answer 1

\[\large 5^{x+5}=9^x ?\]

Answer 2

yes

Answer 3

do u know the properties of log?
and can u use calculator?

Answer 4

no i know how to solve it. I just don't have a calculator at the moment.

Answer 5

so u just want the answer?

Answer 6

yes plz

Answer 7

take log
\[\huge (x+5) \log 5 =x \log 9 \\ \huge x(\log 5- \log 9)=-5 \log 5 \\ \huge x=\frac{5 \log 5}{\log 9-\log 5}=13.69\]

Answer 8

ok thankyou so much!!