Which is the equation of a parabola with Vertex (0,0) and focus (-3,0)? a. y2 = -4x
c. y2 = 4x
b. y2= -12x
d. y = 12x

were is the equation

a. she will receive a refund of $278.

step-by-step explanation:

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.

(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