Math, asked by Prathamkshirsagar, 1 year ago

2x+y+8=4x-y; x+4=2y

Answers

Answered by bharti7267

2

$2x + y + 8 = 4x - y \\ = 2x - 2y = 8 \\ = x - y = 4......(1) \\ now \: another \: eq \: is \\ x + 4 = 2y \\ = x - 2y = - 4.....(2) \\ by \: subtracting \: eq \: second \: from \: first \: eq \\ - y + 2y = 4 + 4 \\ y = 8 \\ if \: y \: = \: 8then \\ x = 4 + 8 = 12 \\ thus \: x = 12 \\ y = 8$

bharti7267: plz mark as brain list

Answered by Jeniyaa

2

Heyaa mate..here is ur answer...hope it helps uh..

Attachments:

bharti7267: it's wrong

bharti7267: you have made the 2nd eq Wrong

bharti7267: it should be x-2y=-4

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