November 2018 1 23 Report

1) Oblicz wartości wyrażeń:

a) 4 · 5/8 + 3/4 : 1 1/4 - 2,5 · 3 + 4,5 · 4/9 =

b) 4 · 5/8 + 3/4 : 1 1/4 ) - 2,5 · (3 + 4,5 · 4/9 =


2) Rozwiąż równania:
a) -3(2x+1) = -(x-4)

b)\frac{4x+7}{2} - \frac{5x-1}{6} = x+5


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