Which graph shows the solution to the inequality negative 3x-7 < 20

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.

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*