Question

solve the equation by cross multiplication method : x+2y=7 , 2x-3y=11.​

Answer 1

Answer:

given

x+2y=7*3

2x-3y=11*2

3x+6y=21

4x-6y=22

7x=43

x=43/7

substitute x value in the above equation

Answer 2

Answer:

x = 1/7

and

y = 25/7

using cross multiplication

see the steps above in the picture.