September 2018 1 17 Report

(podręcznik, matematyka z plusem, 1 gimnazjum, zielona książka ;D str 195/199 )

10. Rozwiąż równania
c) x/4 - 1/4=2
d) x/5 - 3 = x + 1/5
f) - 1/2 (-x - 6) = -x

11. Rozwiąż równania
a) (2x+3) / 5 = (2-x) / 3 - x
b) (x+1) / 2 - (x-1) / 3 = 1/4
c) (4x+7) / 2 - (5x - 1) / 6 = x+5
d) (x+5) / 4 - (2x+1) / 8 = 1/2 (2 - x)


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