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math question, help. I got two different answers for this and I don’t know which one is correct. please include steps

math question, help. I got two different answers for this and I don’t know which one-example-1
User Gsf
by
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1 Answer

2 votes

Answer:

16/(3(x+1))

Explanation:

We can factor the denominator of the second term, which lets us see how to combine terms:


\displaystyle(7)/(x+1)-(5)/(3x+3)=(7)/(x+1)-(5)/(3(x+1))\\\\=(3\cdot 7)/(3(x+1))-(5)/(3x+3)=(21-5)/(3(x+1))=(16)/(3(x+1))

User Luiz Dias
by
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