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## anonymous 4 years ago What is the simplified form of 5x plus 4 over x plus 7minus the fraction 2x plus 1 over x plus 7 ? a)3x plus 3 over x plus 7 b)3x plus 5 over x plus 7 c)7x plus 3 over x plus 7 d)7x plus 5 over x plus 7 @Mathematics

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1. kropot72

$\frac{5x+4}{x+7}-\frac{2x+1}{x+7}$ x + 7 is a common denominator.$\frac{5x+4-(2x+1)}{x+7}=\frac{5x+4-2x-1}{x+7}$ Can you finish it now?

2. anonymous

I got 3x+5 over x+7?

3. kropot72

$\frac{5x+4-2x-1}{x+7}=\frac{3x+3}{x+7}$

4. anonymous

Oh wow I feel silly now... I made a simple error haha. Thank you!

5. kropot72

You're welcome :)

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