Hi,

x+2y=4

9x-4y=3



2x+4y=8      |Multiplying 1st EQ by 2 and adding to the 2nd to eliminate y

9x-4y=3

 11x = 11

   x = 1   and ⇒ y = (4-1)/2 = 3/2 

CHECKING our answer***

using: 9x-4y=3

      

Wish You the Best in your Studies.

 

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