The solutions to the equation −1/2 x^2 = −6x + 20 are 1) −6 ± 2i
2) −6 ±
3) 6 ± 2i
4) 6 ±

Which of the following lines does not intersect the line y=-2x+3 ? a) y=2x b) y=2x-3 c) y=2x+3 d) y=-2x-3

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

An ant travels at a constant rate of 30cm every 2 minutes. at what speed does the ant travel per minute