If 5 x 5=X and 5 x Y=Y but X is not equal to Y but X times Y equals Y than what is X and what is Y

Give me the equations of two lines that have the same slope but are not parallel.

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

How do i find the missing angle measure in a polygon