What is the easiest way to solve y=3x-12, y=16-x using systems of equations. 1.Graphing
2.Substitution
3.Elimination
Also help me figure out how to tell in the future plz :)

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Can some one explain this i got sent this. is this a threat i’m scared