2x + y = -2

x + y = 5

The x-coordinate of the solution to the system shown is .
-3
7
3
-7

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0