November 2018 1 19 Report

1.metoda podstawiania;

y=3x-1

2x-4y=-6

b]y=2x-3

2x-3y=1

2.metoda przeciwnych wspol.a]3x-4y=1

6x+3y=13

b]5x-4y=3

3x+2y=-7

c]graficznie

a]y=x+3

y=-2x+6

b]y=3x+6

y=-x+2

4uklad sprzeczny

a]2x+y=1

mx+3y=2

b]3x+y=2

2mx+2y=5


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