Question

The cost
C
, in £, of a monthly phone contract is made up of the fixed line rental
L
, in £, and the price
P
, in £ ,of the calls made. Enter a formula for the cost and, enter the cost if the line rental is £10 and the price of calls made is £28.

Answer 1

Answer:

38 Euros = 28 + 10

L + P = C

I'm not positive this is the right answer, but I hope this helps!

How I got this:

So, if the line rental is fixed, it's probably like a starting out cost. If it's 10 euros, you add it to the price of calls (28 euros) and that's your cost.