September 2018 2 15 Report

Rozwiąż podane układy równań metodą podstawiania

a) \left \{ {{2x+y=14} \atop {8x+\frac{1}{2}y=35 }} \right

b)\left \{ {{3x+4y=2} \atop {5x+7y=1}} \right

Rozwiąż dowolną metodą

a)\left \{ {{\frac{3}{5}x+\frac{1}{2}y=2 } \atop {\frac{1}{2}(2x-y)=2 }} \right

b) \left \{ {{\frac{x+2}{5}-2y=5} \atop {x-\frac{y+2}{6} =3}} \right


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