Math, asked by dinesh029, 1 year ago

method of substitution x+2y-8=0,2x-3y-1=0​

Answers

Answered by piyushsp8017
4

Please refer to this attachment.

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Answered by starny09
3
x+2y=8.....(1)
2x-3y=1....(2)
x=8-2y.....(3)
by substitution method

substituting equation 3 in equation 2
2(8-2y)-3y=1
16-4y-3y=1
-7y=1-16
y=15/7

substituting y=15/7 in equation 1
therefore
x+2(15/7)=8
x=30/7+8/1
x=26/7


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