Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels at 65 miles per hour. The westbound train travels at 75 miles per hour. How long will it take for the two trains to be 168 miles apart?
Do not do any rounding please!

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

Write the equation in general quadratic form: plz !