# algebra

posted by
**Lee**
.

Please I'm stuck!!!!!

A person is driving a car on a straight road. The graph shows the distance in y miles that the individual is from home after x hours.

the graph has the following points

(1, 40) and (3, 90)

Find the slope intercept of the line

y = ____x + ______

How fast is the car traveling?

_______ Miles per hour.

(Type and integer or decimal)

How far was the individual from home initally?

________ miles

(Type and integer or decimal)

How far was the individual from home after 3 hours and 15 minutes?

_________ miles

(Type in integer or decimal)

I am unsure how to solve the last couple of parts to this problem.

Help!!!