Suppose y varies directly as x and y = 21 an x=3 find x when y=42

An introduction to equations x-3=10

9x 10 with a exponent of 8

You flip a coin 50 times. What is the probability that you will get tails exactly 35 times?

Translate and solve 655% of a number is 26200

Anita needs to construct ten cones for a class project. How many square feet of material will she need if the diameter is 6ft and the height is 12ft? Use 3.14 for pi

Solve 2x2 + 16x + 50 = 0.

Leo the rabbit is climbing up a flight of 10 steps. Leo can only hop up 1 or 2 steps each time he hops. he never hops down, only up. how many different ways can leo hop up the stairs?

All real numbers less than 0 or greater than 3

How does the graph of y = sec (x + 3) - 7 compare with the graph of y = sec (x) ?

A cone has a volume of 108 pi and a base diameter of 12. What is the height of the cone?