Math, asked by mrudulaparab5, 4 months ago

If 12x + 13y = 29 and 13x + 12y = 21 find x + y in algebra​

Answers

Answered by kbala4704
3

Answer:

12x+13y=29.......(i)

13x+12y=21(ii)

add (i) and (ii)

12x+13y=29

13x+12y=21

25x+25y=50

25(x+y)=50

x+y=2

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