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r+2

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Q: Multiply r2 plus 7r plus 10 over 3 by 3r-30 over r2-5r-50?
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Yes, this works, with one; 1 plus 1 over 1 = 2 No, it does not work with numbers over 2. 2 plus 1 over 2 = 1.5 3 plus 1 over 3 = 1.33333333... 4 plus 1 over 4 = 1.25 5 plus 1 over 5 = 1.2


A over 15 plus 4 over 15 equals a over 15?

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What does 1 over 8 plus 3 over 13 equal?

1/8 + 3/13To find a common denominator, multiply 8 and 13, which is 104.Multiply the 1/8 by 13/13, which is 13/104.Multiply 3/13 by 8/8, which is 24/104.Now that they have a common denominator, you can add them:13/104 + 24/104 = 37/104.


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