Which equation is equal to 4a + 2b = 10?

Sixty percent of a roof, or 1400 square feet of the roof, has been re-shingled. What is the total area of the roof?

If a room needs 7 rolls of wire, how much will 7/10 of 1 roll do

Thirty pounds of a salt-water solution contains fifteen percent salt. How much water must be added to weaken the solution to ten percent salt?

Joe has a cylindrical glass jar that he wants to fill completely with apple juice. The jar has a diameter of 4 inches and a height of 8 inches. Which formula can Joe use to determine the amount of apple juice in this glass jar? A. V=πr2h B.

How can $500 be divided between two people so that one person gets $50 more than the other?

4 1/2 divided 1 5/7 =

F (x) = x2 + 6x + 15 What's the vertex

What is 8 to the - 2nd power?

what is the volume of a cylinder ring if we know the diameter of the revolving circle is 4 ft. and the length of the center line is 65 ft.

If the function f (x) = 3/2x-10 were graphed, which of the following would be true? A. All the y-values would be negative. B. As the x-values increase, the y-values would increase. C. All the x-values would be negative. D.