What is the solution (x, y) to the system of equations shown? 2y + x=-17 5x - 4y = -15 A) (-7,-5) B) (-4,-1) C) (-3,0) D) (5.-11)

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Find the difference (8ab+a+2) - (3ab+6)

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%