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The sum of two numbers is 68. Their difference is 8. Find the numbers. This is what I got. x+y = 88 x-y = 8 is that not right?

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  • The sum of two numbers is 68. Their difference is 8. Find the numbers. This is what I got. x+y = 88 x-y = 8 is that not right?


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... I know that I am adding two numbers, and their sum is ... of two numbers. So my answer is not ... ("sum of"): 4x + 3y = 71. Now I have two ...
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