September 2018 1 10 Report

Rozwiąż układ równań metodą MIESZANĄ

d) \left \{ {{x+3y=4} \atop {2x-y=1}} \right

e)\left \{ {{(x-1)}^{2}-(y-3)^{2}=(x-y)(x+y) \atop {\frac{1}{2}(x+4)-\frac{1}{3}(y+4)=1}} \right

e)\left \{ {{2x-5y=9} \atop {3x+y=5}} \right


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