Yes they do. Notice that for each step in x there a +4 in y. If you want an equation we can set it up with the inforation given

Yes theres a relationship because for every meter she runs it takes her 4 minutes for each.
(Kelly must be really tired or is just really slow)
Answer:
x=0 and y=2
Step-by-step explanation:
We have been given system of equations:
2x+5y=10 (1)
And 2x+3y=6 (2)
Subtract equation (2) from(1) we get:
2y=4
y=2
Now, substitute y=2 in equation(2) we get:
2x+3(2)=6
2x+6=6
2x=0
x=0
Hence, x=0 and y=2
Answer:
7 weeks
Step-by-step explanation:
500-200=300. 300 divided by 40 is 7.5 so 7 weeks
Answer:Jeff read 11 books<em> I believe </em>
Step-by-step explanation:hope this helps