Do the equations 5y−2x=18 and 6x=−4y−10 form a system of linear equations?

How many days was the temperature above 90 degrees?

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.

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x