18
Explanation:
4x6=24
2x3=6
24-6=18
Hope this helps!:)
Answer:
<h3>its so hard im sorry i can't answer it</h3>
Gradient of the line formed;
m=

m=

m=

y=mx+c
y=

Replacing for x and y;
1=-3/11*(-5)+c
1=15/11+c
c=1-15/11
c=-4/11
y=
Answer:
1 hour
Step-by-step explanation:
J = 50 mph by 2 hours
S = 50 mph by 1 hour
2-1 = 1