September 2018 2 22 Report

Rozwiąż równania.

Zad.1


3x=2x+1/7

3-x=-2x

5y=13

1/7x=-2

-7b=7/8

7a+7=35

2-x=5-2x

69-x=x=96

1/2c+5=c+8


Zad.2


97=2x-5

43=7+9x

17=11-12x

3,1/2x-13


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