nherdaze nherdaze

21-11-2016
Mathematics

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find two numbers whose sum is 30, and whose difference is 26

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texaschic101 texaschic101

21-11-2016

x + y = 30
x - y = 26
--------------add
2x = 56
x = 56/2
x = 28

x + y = 30
28 + y = 30
y = 30 - 28
y = 2

ur 2 numbers are : 28 and 2

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