3x-4y=-162x+4y=16

1.	3x-4y=-162x+4y=16
Answer» 3x-4y=-16 ......... (i)2x+4y=16 ........ (ii)Add (i) and (ii), we get5x = 0x = 0\xa0put x = 0 in (ii), we get2(0) + 4y = 164y = 16y = 4

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