How many 100 mg tablets will be needed to make 500 cc of 1: 250 solution?

Which value of c would make he following expression completely factored? 8x+cy

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.