September 2018 1 36 Report

rozwiąż równania

zad 1

2x+7=13

7x+4=3x+20

9x+10=4x+25

zad 2

2x-5=17

4x-9+x=12

5x-12=3x+4

6x-18=2x+2

zad 3

11x+10=2x+37

12x+6=9x+12

10x+16=3x+2

13x+30=21x+14

zad 4

5x-12=4+4x

9x-8=3x+2

10x-4=5x+8

2x-2=-12x+18


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