Select the descriptions that are true of the equation   y+4=2(x+9) . select all that apply. slope = 2 slope = -2 (9, 4) is a point on the line. (-9, -4) is a point on the line.

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i

the answer is b