September 2018 2 19 Report
Rozwiąż równanie i sprawdź sposobem tak aby L=P

Zad 1.
-5x+12+x=2x-12
2(x-3)+3(4-x)=5

Zad.2
2x-7-[3-2x-2(1-2x)]=x-11
10-[2(1-x)-3(2x+5)]=2(x+5)+1
8-3x-2[4-(x+5)]=3(x+1)-1
1-2x-3[2x-(-5+x)]=x+4

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