Math, asked by Anonymous, 10 months ago

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⬇Question⬇

If (5x+2y) : (7x+4y) = 13:12,find x:y✔✔✔

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Answers

Answered by prashika642018

4

-31:18 is the answere here

Attachments:

Answered by shiva7775

4

Answer:

5x+2y=13

7x+4y=12

12(5x+2y)=13(7x+4y)

60x+24y=91x+52y

60x-91x=52y-24y

-31x=28y

x:y=28:-31

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