Question

prove that x-3y-3==0 and 3x-9y-2=0​

Answer 1

Step-by-step explanation:

a1 = 1 , a2 = 3

b1 = - 3 , b2 = 9

C1 = - 3,c2 = - 2

so...by applying the formula

a1/a2 = 1/3 = b1 / b2 = -3/-9 = C1/c2 = -3/-2

1/3 = 1/3 but no equal to c1/c2

therefore they are inconsistent parallel lines