Which ordered pair represents the solution to the system of equations? {2x+3y=13x+4y=3

What is the volume of this square pyramid?

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

How can you find the mean absolute deviation (mad) for this set of data?