If the Math Olympiad Club consists of 19 students, how many different teams of 3 students can be formed for competitions?

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. what distance from city a is the point where the truck and the car will meet?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

Graph the equationy= x+3[tex]y = x + 3[/tex]