Use substitution to solve the system.

2x-8=y

5x-3y=19

What is the area of the quadrilateral with vertices at (-1, 0), (2, 0), (2, 5), and (-1, 5) ?

How many protons, neutrons, and electrons does 92U238 have

The sum of two numbers is 54. the smaller number is 12 less than the larger number. what are the numbers?

Your friend orders the planets from greatest mean temperature to least mean temperature. Your friend says this can be simply done by ordering the planets according to their distance from the sun. Is your friend correct?

A school has 280 students. If 25% of the students are in the school band how many students are in the band?

A carnival game had a spinning wheel with 20 equal-size sections: some red, some black, and some green. Every time the wheel was spun, the game attendant recorded the color selected. The table shows the results after 20, 200, and 2000 spins.

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.