December 2018 1 11 Report
PROSZĘ!!!!!!!
Wykonaj działania. Najlepiej z obliczeniami :)
a) 5x + 3 = x + 19
b) 2 + 3x = 5 - 5x
c) 4(x + 3) = 5x - 19
d) 2(2x - 3) + 2x = 5(3 - x) + 1
e) 1,2 - 1,9x = 0,5 (x+3) - 0,3(x+5)
DAM NAJ :)

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