Over a two hour time period a snail moved 46 inches. how far is this in yards?

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible

Using elimination, what is -4x+2y=-12 4x+8y=-24