1.) (-18, -20) (18, 16) 2.) (-7, 14) (-11, 4)

3.) (-5, -4) (3, 9)

4.) (13, -8) (-9, -1)

1.) (-18, -20) (18, 16)

m= 1

2.) (-7, 14) (-11, 4)

m= 5/2

3.) (-5, -4) (3, 9)

m= 13/8

4.) (13, -8) (-9, -1)

m= -7/22

understand that i don't know the answers

will someone answer his question

i think 5 miles per hour

step-by-step explanation: