spikes2223 spikes2223

01-05-2018
Mathematics

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the sum of two numbers is 72. their difference is 24.

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choixongdong choixongdong

01-05-2018

Lets x and y are the two numbers
so
x+y = 72
x-y = 24
------------subtract
2x = 48
x = 24

x+y = 72
y = 72 - x
y = 72 - 24 = 48

answer
two numbers are 48 and 24

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