Question

x-2y=-1 ; 2x-y=7 solve this simultaneous equation​

Answer 1

x-2y=-1 (I) 2x-y=7...×2

= 4x-2y= 14 (II)

x-2y=-1

-4x+2y=-14

= -3x=-15

=> x=5

x-2y=-1

-2y= -1-5

y= 6/2

y= 3

Answer 2

Step-by-step explanation:

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