if a+b+c+d=2012 And b+d=2013 what is the value of a-b+c-d?
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Answered by
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a+b+c+d=2012 and b+d=2013
So, subtracting both equations, a+c=-1.
We have to find a-b+c-d=(a+c) - (b+d) =-1-2013 =-2014.
So, subtracting both equations, a+c=-1.
We have to find a-b+c-d=(a+c) - (b+d) =-1-2013 =-2014.
Answered by
5
hope it will help.............
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