Реши уравнения:
а) 85 - 17 = 34;
b) 23(15 - у) = 92;
c) (a + 45): 11 = 12;
d) 144: (71 - b) = 9.
Ответ:
а)
b)
с)
d)Реши уравнение 85 - 17 x равно 34 ​
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