Ответ:\(75 - 32 : 8 = 75 - 4 = 71\);\(81 : 9 \cdot 5 = 9 \cdot 5 = 45\);\(42 : 7 \cdot 3 + 22 = 6 \cdot 3 + 22 = 40\);\(64 : 8 \cdot 7 - 19 = 8 \cdot 7 - 19 = 37\);\((92 - 84) \cdot 8 = 8 \cdot 8 = 64\);\((56 + 7) : 9 = 63 : 9 = 7\).