Question

if (a,6) lies on the graph of the equation 3x+y=9 find the value of a​

Answer 1

Hey mate ☺

3x+y=9

given is (x,y)=(a,6)

means x=a and y=6

Substitute these values in equation..

3a+6=9

3a=9-6

3a=3

a=1

Hope it helps you ☺✌✌