September 2018 1 15 Report

Rozwiaż układy równań metoda podstawiania

c) \left \{ {{3m+n=9} \atop {2m-5n=-11}} \right

d) \left \{ {{4a-2=b} \atop {3a+7b=1,5}} \right

e) \left \{ {{5x=4-2y} \atop {4x+y=3}} \right

b) \left \{ {{0,4x+0,3y=1,4} \atop {0,1x+3y=2,3}} \right

c) \left \{ {{2x+3y=14} \atop {3x-2y=8}} \right

d) \left \{ {{\frac{1}{2}x-2y=8} \atop {2x+5y=6}} \right

e) \left \{ {{\frac{1}{2}x-\frac{3}{4}y=0} \atop {\frac{2}{3}x+1\frac{1}{4}y=9}} \right

f)\left \{ {{3x+4y=1\frac{2}{3}} \atop {6x+3y=1\frac{1}{4}}} \right


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