Given that x> y and k< 0for all real numbers x, y and k. show that kx< ky

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

For what value of (y) is 3^3/3^y =1/9