Factorise 21ax+10by-35ay-6bx
with working pls​

Find the given elements if matrix d:

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.

Find the value of x for which abcd must be a parallelogram -9-6x x-30