September 2018 2 25 Report

uprość wyrażenia :

a)\frac{a-b}{2} + \frac{a+b}{2}

b)\frac{x}{2} + \frac{2x}{3}

c)\frac{2a-6b}{5} razy \frac{1}{2}

d)\frac{3x}{2y} : 6


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