Well, darling, 17 over 18 minus 2 over 3 is the same as 17 times 3 minus 2 times 18, all over 18 times 3. So, that gives you 51 minus 36 over 54, which simplifies to 15 over 54, or 5 over 18. Math doesn't have to be a drag, honey!
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To simplify 18 over 34, we need to find the greatest common factor (GCF) of both numbers, which is 2. Dividing both the numerator and denominator by 2 gives us 9 over 17. Therefore, 18 over 34 simplifies to 9 over 17 in its simplest form.
5 1/9 minus 2 5/6 can be solved by changing the 9 and 6 to a common denominator of 18. 5 2/18 minus 2 15/18 is your new problem. Now you need to borrow from the 5 to make 2/18 large enough to subtract 15/18. 4 20/18 minus 2 15/18 is your new problem. Now you subtract the whole numbers and then then numerators of the fractions. 2 5/18 is your answer.
(x + 2)(x - 9)
1 and 1 over 3
3 and 2/5 minus 1 and 1/3 = 2 and 1/15