Question

x+3y=7 ; 2x+y+1=o solve graphically the following​

Answer 1

Answer:

x+3y=7

let the value of x = 1 and y = 2

1+3*2=7

1+6=7

7=7

and

2x+y+1 =0

let the value of x =1 and y = -3

2*1+(-3)+1=0

2-3+1=0

-1+1=0

0=0