Math, asked by balushahane6041, 5 months ago

lf 12x+13y=20and13x+12y=30 then x+y=--------

Answers

Answered by akankshadhumal250

1

Step-by-step explanation:

12x+13y=20

13x+12y=30

------------------

25x+25y=50

divide by 25

x+y=2

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