What expression represents the profit, and what is the profit if 240 cell phones are sold? 40x – 30; $2,400 40x – 30; $9,570 70x + 50; $16, 850 70x + 50; $28,800

The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2