How much change should you get back if you give the clerk 5 dollars for a box of cereal that cost $2.85

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

X+y=-4 x-y=2 use elimination with adding and subtraction