Question

Q.1 Solve the equation for
plotting on graph
2x+3y=9
4x-6y=18​

Answer 1

Answer:

Consider the equation

2x−3y=9 ---- (i)

4x+6y=18 ---- (ii)

(2x−3y=9)×2=4x−6y=18 ---- (iii)

adding (ii) and (iii) we get

x=

2

9

and y=0