May 2022 1 7 Report
Rozwiąż równania i sprawdź rozwiązania

Poziom A
a) 4 * x - 3 + 5 * x = 15
b) 5 * x + 7 - 3 * x = 13
c) 7 * x - 2 - 6 * x = 5
d) 6 * x - 4 + 4 * x = 56
Poziom B
a) 6 * x = 2 * x - 8
b) 8 * x = 9 + 5 * x
c) 7 * x = 2 * x - 20
d) 2 * x = 12 - 2 * x
Poziom C
a) 8 - 3 * x = 6 * x - 10
b) 7 * x - 4 = 9 + 8 * x
c) -5 + 7 * x = 2 * x - 20
d) 8 - 2 * x = -4 + 2 * x ​

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