Suppose that c and d are points on the number line. if cd=9 and d lies at 4, where could c be located? if there is more than one location, separate them with commas.

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?

Identify the number 127 as a rational or irrational. explain

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.