(5)/(x+4) - (x)/(x+4) | Wyzant Ask An Expert

Jonathan F. answered • 03/16/16

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This is simply subtracting fractions with like denominators. 5/(x+4) - x/(x+4) = (5-x)/(x+4)

Also, make sure that you specify the domain restriction: x ≠ -4, because if x = -4, then the denominator will be 0, which you cannot have.

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(5)/(x+4) - (x)/(x+4)