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given that a+b=c, a+c=d, and b=c+d where d is a positive integer what is the greatest value of a

 

 

 

 

 

 

 

 

Help me please

 Nov 12, 2017
 #1
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http://web2.0calc.com/questions/given-that-a-b-c-a-c-d-and-b-c-d-where-d-is-a-positive

Using CPhill's answer:

a = -d

but d is a positive integer, so minimum value of d is 1;

so maximum value of a = -d <-- so a = -1

 Nov 12, 2017

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