7x-4y=2,x+2y=16

1.	7x-4y=2,x+2y=16
Answer» 7x - 4y = 2 .......... (i)x + 2y = 16......... (ii)multiply (ii) by 22x + 4y = 32....... (iii)Add (i) and (iii)9x = 34x = 34/9Put in (ii)x + 2y = 1634/9 + 2y = 162y = 16 - 34/92y = 110/9y = 55/9 x=34/9 And y=110/9

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