Question

4) 729 : (c - 15) = 81;6) 12 · (97 - 2) = 240.​

Answer 1

Ответ:

Пошаговое объяснение:

4) 729 : (c - 15) = 81;

с - 15 = 729 : 81

с - 15 = 9

c = 9+15

c = 24

6) 12 · (97 - x) = 240.​

97 - x = 240 : 12

97 - x = 20

x = 97 - 20

x = 77

Answer 2

Ответ:

4. 729 : (с - 15) = 81

с - 15 = 729 : 81

с - 15 = 9

с = 15+9

с = 24

Ответ: 24

Answer 3

It looks like you've provided two mathematical expressions and their results. It seems you might want an explanation of these expressions or a continuation of the pattern. However, there's a typo in the formatting of the first expression. The expressions should be presented in a clearer way for me to understand your intention. Could you please rephrase or provide more context so I can better assist you?