t2 number cubes are rolled sequentially what is the probability that the first number cube shows a five and the other number cube show an even number

How many different ways can you make change for $.50 using only nickels,dimes, and quarters?

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)