Question

How do I do this sum?Please explain
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Answer 1

Answer:

let the no be x/y

so 4/9/x/y=-8/15

4/9*y/x=-8/15

4y/9x=-8/15=-24/45

4y=-24 so y=-6

9x=45 so x=5

the answer is x/y= -5/6