Plsss DDR fhffyrutigiggutf6
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a) (13 + 2) ⋅ 5 = 25 ⋅ 3;
b) 19 - (5 ⋅ 3 - 2) = 6;
c) (19 - 5) ⋅ (3 - 2) = 14.