Parallel, perpendicular or neither

4x +6y=4

3y=2x+7

Y=3/2x-3

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Let event a = you roll an even number on the first cube. let event b = you roll a 6 on the second cube. are the events independent or dependent? why?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?