Why are the points (−6,−12), (−5,0), (−4,12), (−3,1), (−2,32), (−1,2), (0,52), and (1,3) NOT the set of all the solutions for the equation 3x−6y=−15.

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

What is the measure of angle x? a.101 b.158 c.44 d.79

Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.