Step-by-step explanation:
First, subtract 3 from 13.67 so we can find out the minutes only and not the minutes along with the monthly bill.
This will come out to be 10.67
Now, we will divide 10.67 by .11
This will come out to be 97.
This means he was billed for 97 minutes on the phone
Hope I helped!
Please tell me if this is wrong and my most sincere apologies if it is.
Answer:
Step-by-step explanation:
we know that
The compound interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest in decimal
t is Number of Time Periods
n is the number of times interest is compounded per year
in this problem we have
substitute in the formula above
Applying log both sides
applying property of logarithms
![t=log(11,600/5,200)/[(4)log(1.0215)]](https://tex.z-dn.net/?f=t%3Dlog%2811%2C600%2F5%2C200%29%2F%5B%284%29log%281.0215%29%5D)
Triangle a - acute
Triangle b - acute
Triangle c - acute
Triangle d - right
Answer:
40 hours
Step-by-step explanation:
1800 divided by 45 equals 40 hours. To check your answer you can do 45 times 40.
Hope this helped.
Answer:
is that the number in the middle = then more the -3 to 2x add in you get 1 being y=1 so 1 -3 is 2x
