Question

- 12 12 y< 75 15 and 224 90
$x - 12y < 15$
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Answer 1

Answer:

Given:

12x+13y=29

13x+12y=21

Adding both the equations, we get

25x+25y=50

⇒25(x+y)=50

Divide both sides by 25, we get

x+y=2