Add Subtract Rational Expressions

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**Answer**

$\frac{5}{x}+\frac{3}{x+2}$

$=\frac{5(x+2)}{x\left(x+2\right)}+\frac{3x}{x\left(x+2\right)}$$=\frac{(5x+10)+(3x)}{x\left(x+2\right)}$

$=\frac{8x+10}{x\left(x+2\right)}$

$=\frac{2(4x+5)}{x\left(x+2\right)}$