What is the value of 2 in the system of equations below? 3x + y + z = 5
23 - - Z = -3
20+y+z=9

If a boat travels 3 miles in 1.5 hours how far will it travel in 2 hours?

Maurice has 54 fewer comic books than rebecca. they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p