Question

the socks you like to wear are on sale when you buy two pair.
write a formula that will help you determine how much you'll save by buying 2 pair of socks on sale
lets let
s=sales price per pair
r= regular price per pair
c= costs savings

Answer 1

hereeeee :DD

Answer 2

c=2(s-r)
s-r cost saving each pair

Answer 3

err...idk how to explain how to do this...but its quite obvious that this is\[2r-2s=c\]

Answer 4

@Frozen its r-s not s-r :)

Answer 5

s-r would be negative :)

Answer 6

oh yeah ^^

Answer 7

@b.l.m ...got it?

Answer 8

yes! thanks!

Answer 9

heres explaining this in words....
the difference between the cost of 2 pairs of socks on sale and 2 pairs of regular priced socks is the total savings

Answer 10

okay! thx! :]