Simplifying Rational Expressions
Simplify the following rational expressions.
Original ExpressionSimplified Expression
x+42(x+4)(x+8)\displaystyle \frac{{{x}+{4}}}{{{2}{\left({x}+{4}\right)}{\left({x}+{8}\right)}}}
 
x+1x27x8\displaystyle \frac{{{x}+{1}}}{{{x}^{{2}}-{7}{x}-{8}}}
 
30x6x2+18x\displaystyle \frac{{{30}{x}}}{{{6}{x}^{{2}}+{18}{x}}}
 
7x56x210x+16\displaystyle \frac{{{7}{x}-{56}}}{{{x}^{{2}}-{10}{x}+{16}}}