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26-01-2018
Mathematics

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the sum of two numbers is forty-five. two times the larger number is three times the smaller number.

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26-01-2018

x+y=45
2x=3y

2(45-y)=3y
90-2y=3y
90=5y
y=18

x+y=45
x+18=45
x=27

The two numbers are 18 and 27

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