August 2018 1 33 Report
Rozwiąż równiania:
a) 0,3x = - 0,4
b) x+2 - (2x-1) = 2
c) (1-5x) : 3 = (4x-3) : 2 (te wyrazenia są w ułamku)
d) (2x-5) : (3x+2) = ⅔
e) (3x+2)² = (3x-1)(2+3x)

Wyznacz a ze wzrorów:
a) M= 4-3ba
b) V= 2a / 5p+4
c) R(n-3a) = P
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