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Uit \\(y = \\var{a} x - \\var{b} \\) volgt dat \\( \\var{a} x =y+ \\var{b} \\) , zodat
\n\\[ x = \\frac{y+ \\var{b}}{\\var{a}} = \\frac{1}{\\var{a}} y + {\\frac{\\var{b}}{\\var{a}}}\\]
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\n$x=$ [[0]]
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