Question

Help Plzz, i will give Medal
Barbara buys a box of pens for $4. For every additional box she buys, she gets a $1 discount. Which expression represents the total cost of the pens, c, as a function of the number of boxes, b?

c = f(b) = 4b – 1
c = f(b) = 4b + 1
c = f(b) = 3b + 4
c = f(b) = 4b + 3
c = f(b) = 4 + 3(b – 1)

Answer 1

@Forever_Malia @Mahmood786123 @Majesty69 Hellp plezzz

Answer 2

A or E. Not quite sure.

Answer 3

Thanks for the effort

Answer 4

Wait think I read it wrong, hold on.

Answer 5

ok

Answer 6

It would have to be the last one.

Answer 7

I agree with @Schen421

Answer 8

It's the last one, I got it.

Answer 9

Ok Thank Ya'll , i wish i could give 2 medals