Determine whether the formula describes y as a function of x. explain your reasoning.
y = -3x2 - 7x - 6

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2