In a triangle, the second side is 4 more than the first side. the third side is three times the first side. the perimeter is 9 meters. ¿what is the lenght of each side?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer