May 2022 1 3 Report
Rozwiąż równania
Poziom A a) 2x + 3 = 27
b) 9x - 8 = 55
Poziom B a) 3x + 7 = 2x + 1
b) 9x - 5 = 7x + 11
c) 6x + 2x - 10 = 3x + 5
Poziom C a) 6x - (x - 1) = 6
b) (x - 7) - 2(3x + 5) = 3
c) 3(2x + 4) - 4x = 2 - 2(x +1)

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