Answer:
no
Step-by-step explanation:
7x+5y=15
(x,y)
(4,3)
put in 4 for x and 3 for y
7(4)+5(3)=15
43=15
This equation is impossible
Hope that helps :0
Answer:
300 km
Step-by-step explanation:
3 hours and 45 minutes = 3
Speed = 80 km per hour.
80 × 3 = 240 km
80 ×
= 60
240 + 60 = 300
Answer:
1 heart beat every 3 seconds
Step-by-step explanation:
60 seconds
20 heartbeats
60/20=3
So 1 every 3 second
Crosses x axis at (5,0) and slope -⅔. plug in to point slope formula to get
y=-⅔x-10/3