Inleiding veeltermen

\((x-\frac{-10}{20})(q+\frac{-9}{10})\)

\(\begin{align}(x-\frac{-10}{20})(q+\frac{-9}{10})& =(\color{red}{x}+\color{orange}{\frac{1}{2}}).(\color{green}{q}+\color{blue}{\frac{-9}{10}})& \text{Vereenvoud1g (verplicht!) en herschik (niet verplicht)} \\& = \color{red}{(x)} . \color{green}{(q)} + \color{red}{(x)} . \color{blue}{(\frac{-9}{10})} + \color{orange}{(\frac{1}{2})} . \color{green}{(q)} + \color{orange}{(\frac{1}{2})} . \color{blue}{(\frac{-9}{10})}& \text{Boogjes en uitschrijven} \\ & = qx-\frac{9}{10}x+\frac{1}{2}q-\frac{1}{2}.\frac{9}{10}& \text{Uitwerken } \\ & =qx-\frac{9}{10}x+\frac{1}{2}q-\frac{9}{20} & \text{Uitrekenen (Geen Smoothie!)} \\\end{align}\)