September 2018 2 25 Report

Rozwiąż równania i sprawdź swoje rozwiązania.

a) 7x- 23= 4x+ 2

b) 15z+ 24= - 5z- 5

c) 18- 8y= 5y- 9

d) - 4n+ 25= 25+ 3n

e) - 21- 3s= - 17- 12s

f) - 34+ 13x= - 13x- 34


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