5) The height, h (in feet), of a ball tossed in the air is given as an equation of time, t (in sec). h() = −162 + 30 + 60
a) How long after the ball is thrown will the ball be 15 feet above the ground?
5a)
b) How long will it take the ball to reach the ground?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

What is the value of x in the equation7x+2y=48 when y=3