Twenty decreased by two times a number that is the same as ten less than three times the number find the number

Two angles are comlementary. the first angle measures x and the second angle measures 3x-10. find x?

What paces back and forth on the ocean floor

If a person weighs 180 pounds on the surface of the earth and the radius of the earth is 3900 miles, what will the person weigh if he or she is 850 miles above the earth's surface

There are 4 different French books and 4 different Spanish books. How many ways are there to arrange them on a shelf if (a) Books of the same language must be grouped together, French on the left, Spanish on the right?

You are paid $78 for 6 1/2 hours of work. What is your rate of pay?

if a model airplane is built at a scale of 1 inch to 6 feet. If the plane is 8 inches long how many feet is the airplane?

Two dice are rolled and a coin is tossed. Find the number of possible outcomes.

Which of the following is not an ordered pair from the function f (x) = 5x-6 A. (3, 9) B. (1, - 1) C. (5, 19) D. (4, 10)

How to find the intersection of a circle and parabola?

Haley ordered a shirt online that cost her $31 total. The package arrived late so the seller took 15 percent off the price. How much did she end up paying?