If y varies directly as x, and y = 6 when x = 5, find y when x = 15

15 points! write the slope-intercept form of the equation of the line through the given point with the given slope. use y-y = m(x-x) to solve. through (2,5) slope= undefined

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.