The monthly cost of electricity in Smithville is determined by the function

Question

C(e) = $0.16e + $24.54,

where e is the amount of electricity used in kilowatt-hours (kWh) and C(e) is the total cost. If the Fox family used 872 kWh of electricity last month, how much was their bill?

A. $164.06
B. $148.06
C. $172.06
D. $139.52

I think C, but I'm not sure

Answer 1

872(.16) + 24.54
= 164.06

Answer 2

Just do it.

.16 ( 872 ) + 24.54

= 139.52 + 24.54

= 164.06

Answer 3

Thanks! :)

Answer 4

You are welcome.