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Operations on Rational Equations
Perform the indicated operation.
4x+3x\displaystyle \frac{{4}}{{x}}+\frac{{3}}{{x}} =\displaystyle =  
86x+56x\displaystyle \frac{{8}}{{{6}{x}}}+\frac{{5}}{{{6}{x}}} =\displaystyle =  
9x87x\displaystyle \frac{{9}}{{x}}-\frac{{8}}{{{7}{x}}} =\displaystyle =  
54x+26x\displaystyle \frac{{5}}{{{4}{x}}}+\frac{{2}}{{{6}{x}}} =\displaystyle =