Hi there,
The equation to this is going to be : c = 3r - 3s
If you want to get the lower price down you are going to have to buy 3 shampoo bottles in order to get a lower price. The cost you save is the main difference from a regular price. And the answer is c = 3r - 3s
Answer:
25-7 / 2
Step-by-step explanation:
A) 90-55=35 since a right angle is 90 total\
b)ii