Answer:
40%
Step-by-step explanation:
20/50
= 2/5
= 0/4
= 40%
Y=2/-8x-1.5 ( pretty much add 2x to both sides, then divide all parts by negative 8. So it'd be 2 over -8 and then 12 divided by -8 which equals -1.5)
The factors include 1,2,4,5,8,10,20,40.