Question

2x +y=8 , x -2y= - 1​

Answer 1

Step-by-step explanation:

(i) 2x + y = 8

=> 2x = 8-y => x = (8-y)/2, y = (8-2x)

(ii) x - 2y = -1

=> x = -1 + 2y, y = (-1-x)/-2

Answer 2

x=3 and y=2.

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