Write the equation 2y-4x=5 in the form y=mx+b. show work

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Which function has the domain x> -11?