Solve 2401=7^6-2x

X=

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Explain how you can use the associative property to evaluate (7x50)x4.

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%