If n is an odd number greater than or equal to 3, can n + 1 ever be prime? what if n equals 1?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16