Reduce the fraction 4x2-1
4x+ 2

Which one is the correct answer, and why?

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?