Answer:
$465
Step-by-step explanation:
100 - 50/3 = 250/3
250/3 ÷ 100 = 5/6
$387.50 ÷ 5/6 = $465
w = -1/8
-1/8 is like taking 1/8 from 7/8 making it 6/8 which = 3/4
Answer: C (0,0), (-4,0) and (0, -5)