Question

howl to solve this exponential equation for a medal?
5 9x = 12.48

Answer 1

take the log of both sides

Answer 2

OK

Answer 3

this will give you 9xlog(5) = log(12.48)

Answer 4

So what would be the next step?

Answer 5

then would you divide them?

Answer 6

yep

Answer 7

so now you have 9x=log(12.48)/log(5)

Answer 8

what's the last step?

Answer 9

http://www.tiger-algebra.com/drill/5$9x=12.48/

Answer 10

Cancel the logs?

Answer 11

No, you want to isolate the x. So you would divide both sides by 9

Answer 12

oh ok

Answer 13

x=log(12.48)/(log(5)(9))

Answer 14

Just plug that into your calculator

Answer 15

I don't have a scientific calculator right now

Answer 16

x=0.174

Answer 17

https://www.wolframalpha.com/input/?i=5^%289x%29%3D12.48

Answer 18

oh ok thanks