Respuesta :

2. y = -4x + 1 so slope m = -4

passing thru (3,-1)
y = mx + b
-1 = -4(3) + b
-1 = -12 + b
11 = b or b = 11

answer:
equation: y =  -4x + 11

4. 
answer is a. -2, 1/2 opposite reciprocal


b. 1/4 , 4 ..... only reciprocal
c. 5, -5..........only opposite