Answer:
1.
IN a line if it looks like this it has a positive slope: / although if it looks llike this it has a negative slop:\.
That means only answers a and b can be correcct.
From the lowest point on the line to the highest, it is going up 2 units and to the left 1 unit. THis is -2/1 meaning the slope is -2.
2.
THe slope is 4/3
If you graph the 2 points youll se that to get from the first to the second u go up 4 up and 3 over to the right
Explanation: