September 2018 2 20 Report

1. Rozwiąż równania:
- 0,7x - 3 + 1,1x = -2,1x+ 0,6

- 0,11x - 0,08 + 0,4x = -0,01x + 0,2

- 3 + (8 + x) : 2 = 2x + 13

- (x - 1): 3 - (x - 2) : 2 = (2x - 5) : 6

- (5 - x): 2 - 2 (2x - 5 = 2x - 1

- (x - 1): 3 + 5(x+3) = 2- x


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