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Put On Your Thinking Caps! 2017 06 19

June 19th, 2017 by Math Tricks | Filed under Math Puzzles.






Can you solve this puzzle?

if:

3x – y = 7

and:

2x + 3y = 1

Then:

-y – 16 ÷ y + 5x  = ?

 

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2 Responses to “Put On Your Thinking Caps! 2017 06 19”

  1. Julia | 19/06/17

    X=2 y= -1

  2. John | 19/06/17

    27

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