Question

Which statement about the ordered pairs (2, −9) and (3, −6) is true for the equation 5x−y/3=13 ?

Answer 1

(2,-9) = (x, y)
then take x= 2
5×2 - y/3 = 13
10 - y/3 = 13
30 - y = 39 .........multiply by 3 for all
-y = 39 - 30
y = -9
prove that