Respuesta :

choixongdong
1.
slope = (5/3 - 2/3)/((3/2 - 1/2)
slope = 1/1 = 1

answer
1

2.
slope = (8-3)/(9-8) 
slope = 5/1 = 5

answer
5

3.
m = -1, b = -3
y = mx + b
so
equation
y = -x - 3

answer
y = -x - 3

4. m = 0 b = -4
y = mx + b
so
equation
y = -4

answer
y = -4