Answer:
$42.50
Step-by-step explanation:
discount reduces the price of the good
discount value = 15% x 50 = 0.15 x 50 = 7.5
sales price = 50 - 7.5 = 42.50
3/4
pick 1,3,5 (reds) from 1,3,5,7(odd-numbered)
3x-6
43.6