If a1 is 32 and a5 is 68 what are the missing terms in the arithmetic sequence

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.