I think of a number, add 4 to it, multiply by 5 and then take away 6. Finally I divide by 7. I now have - id2008699820211106 от Angelm00n 06.11.2021 04:37

Question

Математика: I think of a number, add 4 to it, multiply by 5 and then take away 6. Finally I divide by 7. I now have the same number I started with. What number did I start with?

Angelm00n · Accepted Answer

25 к. }
1 ряд // }
25 к. на 5 к. больше }
2 ряд /// } ? кустов
? на 8 к. меньше }
3 ряд /// }

1) 25+5=30 (кустов) - во 2 ряду
2) 25-8=17 (кустов) - в 3 ряду
3) 25+30+17=72 (куста) - всего в трех рядах

ответ: 72 куста.

I think of a number, add 4 to it, multiply by 5 and then take away 6. Finally I divide by 7. I now have the same number I started with. What number did I start with?

MOGZ ответил