Between what two consecutive whole numbers does ^31 lie?

1) 4 and 5
2) 6 and 7
3) 5 and 5
4) 7 and 8

For which rational expression is -2 an excluded value of x?

Simply 8x squared + 5(7x squared- x) - 2x =

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?