Answer:
-2
Step-by-step explanation:
slope = dy/dx
= -8/4
= -2
The third jump does not round to 4.7 meters
1. bobby would be 21 and chris 18.
Take the two prices (54.00 and 21.99) and add them together
this equals 75.99
then multiply this by .15 (15%)
this equals 64.5915
then take this and multiply it by .075 (7.5%)
this equals 4.8443625
then add 64.5915 (price after coupon) with 4.8443625 (the sales tax on the price after the coupon)
this equals 69.4358625
So in total, he paid $69.44 (rounded)
I just complete the one you don't find yet.
The triangular faces of a pyramid that are not bases are

faces.
Hope this helps !
Photon