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23-10-2018
Mathematics

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The sum of three numbers is 9. The sum of the first two numbers is 6 more than twice the third number. The second number is the same as the difference between the first number and twice the third. Find the three numbers.

Respuesta :

23-10-2018

a+b+c=9
a+b=c+6
b=a-2c

hope this helps

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