Question

Solve graphically: $x+3y=6$ and $2x+3y=12$.

Answer 1

REF.Image.

Let straight

A : x+3y = 6 &

B = 2x+3y = 12

For A

x	0	6
y	2	0

For B

x	0	6
y	4	0

From the graph we can see that at point (6,0), both lines are intersecting.