Respuesta :

Answer:

x-intercept = (3,0) or 3

Step-by-step explanation:

3x + y = 9

3x + 0 = 9       Substitute in 0 for y to find x when y=0

3÷3x = 9÷3     Divide by 3 on both sides to leave x alone

x = 3

(x,y) = (3,0)

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