Math, asked by naitiksinha10, 9 days ago

If 2x + y = 84000 and x + 3y = 78600, then what is x + y

Answers

Answered by bikshampuram1988
1

Step-by-step explanation:

see the above picture..

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Answered by XXItzurpagliXX
0

Step-by-step explanation:

Product of extreme =18×5=90

Product of means =10×9=90

By cross product 

Product of extreme = Product of means

The numbers 18,10,9,5 are in proportion.

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