1) Maggie has 7 bills, all tens and twenties, that total $100 in value. Find the number of tens, x, and
the number of twenties, y, that Maggie has.

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Secant be and cf intersect at point d inside a what is the measure of cde