October 2018 1 52 Report

PROSZE O ROZWIAZANIE ZADANIA BARDZO DOBRZE


Rozwiaz uklady rownan metoda podstawiania:

a)\left\{ {{-x+5y=6}\atop{x-3y=-4\right

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

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


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