Respuesta :

Step-by-step explanation:

y = ax +b

2 = 0a+ b => b = 2

4 = -2a + b

4 = -2a +2

2a = 2-4

2a = -2

a = -1

so, y = -x + 2

idcc69
Answer
y=-x+2
Hope it’s not wrong imma in need of more points so sorry bout that T-T