October 2018 2 21 Report

Podaj po trzy rozwiązania każdego z poniższych równań .

a) x + y = 5

b) 2x + 3y = 12

c) x - 2y = 10

d) 1/2 x + y = 6

e) 2x - 5y = -7

Proszę mi to policzyć.


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