One option is to distribute the 5 to get 20=-15+5x then add 15 to both sides making it 35=5x and then divide by 5 to make it x=7
(3, 17) and (5,23)
23-17= 6
5-3=2
y-17=m(3-x)
m=3
Answer:
1/9
Step-by-step explanation: