Write <em>z</em> in exponential form:

Then taking the logarithm, we get

so a is the correct answer.
The difference between the flat fees of the two companies is $20
Answer:20
Step-by-step explanation:
8 members=8mins
1 member=80 mins
20members=2.5mins
8 percent of 84000 is 6720 add 2500 equals 9220
Answer:
1 =x-5 = as pytanerosa tery says
23
Step-by-step explanation: