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24-01-2017
Mathematics

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One number is 4 more than another, and their sum is 60. What is the smaller number? If x = the larger number and y = the smaller number, then which of the following systems could be used to solve the problem?

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koolteach814 koolteach814

24-01-2017

x + x + 4 = 60
2x = 56
x = 28
x + 4 = 32

I don't know which system if I don't have the choices.

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