Math, asked by skambap4020gmailcom, 7 months ago

12x+13y=29;13x+12y=21

Answers

Answered by ParagLalwani

3

okay

Step-by-step explanation:

12x+13y=29 1

13x+12y=21 2

1 +2

25x+25y=50

25(x+y)=50

x+y=50/2

x+y=2 ans

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