codman1 codman1

06-11-2016
Mathematics

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find three numbers whose sum is 32 if the second is 1 more than the first and the first is 4 less than the third

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charstar charstar

06-11-2016

x+y+z=32
x=z-4
y=x+1
z=x+4
x+x+1+x+4=32
3x+5=32
3x=27
x=9
y=10
z=13

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