September 2018 3 25 Report
Rozwiąż równanie :
a) 0,2x + 0,3 = -0,5
b) 0,4 + 0,25x = -2
c) 2,1 - 0,3x = 0,4x
d) -1,5x - 3 = 0,2x + 6

Rozwiąż równania :
a) ½x - 4 = x - 6
b) x - 5 = ⅓x + 1
c) x/4 - ¼ = 2
d) x/5 - 3 = x + ⅕
e) ⅚(x-1) = 4
f) - ½ ( -x- 6 ) = -x

daje naj

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