Question

The equation d=3.5t + 50 represents the distance in meters,d, that a cyclist is from his home after t seconds. Which pair of values represents a points on the graph of this equation? Explain your answer.

(10,85) (0,0) (3,60.5)

Answer 1

All you have to do is plug in the points and see if they work. I'll do the first one for you. Try the others the same way. You can post them to get checked if you want.
d=3.5t+50
10=3.5(85)+50
10=347.5
No.

Answer 2

d=3.5+1=

Answer 3

i. (10,85)

Answer 4

Is this really 8th grade math?

Answer 5

d=3.5t+50
3=3.5(60.50)+50
3=211.75+50
3=261.7
No