Find the slope of the line through each pair of points 1. (-9,-20)(6,-15)

2. (13,-2)(6,15)

3. (8,6)(-2,-6)

4. (-19,19)(17,7)

Quick i will mark brainliest i need anwser by tommorow before 9am or a fail

1. m = 1/3

2. m = -2.43

3. m = 1.2

4. m = -1/3

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explanation:

step-by-step explanation:

for exempl this   system of equations   y = x - 3

                                                                y = 2x - 5

look   the line : y = x -3     ( red)

                            the line : y = 2x -5 ( bleus)