Help me understand this please, Use muiltiples method to find Least common denominator and then find the sum or difference of
ILL MARK BRAINLIEST

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.

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2