Math, asked by pratikshachouhan, 1 year ago

equating the co efficient solve the equation by elimination method​

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Answered by Shiven78
2
3x+7y=5-------1×9
9x-2y=6---------2×3

27x+63y=45
27x-6y=18

27x-27xcancelled

69y due to change if sign and addition

27 due to change of sign and subtraction

69y=27

when you will solve this equation u will get the value of y

then substitute the value of y in any of the equation and find value of x
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