Question

solve x-2y=1 , 2x-y=1​

Answer 1

Answer:

x=1/3 y=-1/3

Step-by-step explanation

x-2y=1

multiply the above equation by 2

2x-4y=2

solve this and 2x-y=1 by eliminatin methd (by changing the signs of this one)

so y= -1/3

put y value in any of the equation to get x value.