Math, asked by npVidyashree11, 1 year ago

solve the following simultaneous equation
solve this problem with clear steps

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Answered by nachi123
0
Multiply Eq 1 by 21 and Eq 2 by 18 we get,
3x + 7y = 105 .........(1)
9x - 2y = 108 ...........(2)

Multiply Eq (1) by 3 , we get
9x + 21y =315 ........(3)

Subtract Eq. (2) from (3) , we get
23y=207
y=9

Substitute y = 9 in Eq (1) , we get x = 14
I hope this will help
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