Molly and her sister Kayla leave their home at different times to travel back to their respective colleges. Molly travels at 50 mph for M hours, and Kayla travels at 60 mph for K hours. After 6 hours, they are 500 miles apart. Which system of linear equations can be
used to determine the driving time of each sister?

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

Graph the equationy= x+3[tex]y = x + 3[/tex]

Carly stated, “all pairs of rectangles are dilations.” which pair of rectangles would prove that carly’s statement is incorrect?