Vereinfache den folgenden Term: x+x+1/5*x+2/15
x+x+1/5*x+2/15 =
5/5*x+5/5*x+1/5*x+2/15 =
(5/5+5/5+1/5)*x+2/15 =
11/5*x+2/15
\( x +x +\frac{1}{5}\cdot x+\frac{2}{15}=\color{blue}2\frac{1}{5}x+\frac{2}{15}\)
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