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You have to get the same common denominator, 9x2 is 18, so 7x2 is 14. 14/18-5/18 is 9/18. 9/9 is 1 and 18/9 is 2, so you are left with 1/2

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โˆ™ 2013-12-16 23:14:27
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A polynomial of degree zero is a constant term

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Q: How do you Subtract and Simplify 7 over 9 minus 5 over 18?
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