Предмет: Математика, автор: art34532456

СРОЧНО!!!
5/18 x+2 цілих 1/2 = 10 цілих 5/8

Ответы

Автор ответа: ildar502020
1

Ответ:         29.25.

Пошаговое объяснение:

5/18 x+2 1/2 = 10 5/8;

5/18x=10 5/8 - 2 1/2;

5/18x = 10 5/8 - 2 4/8;

5/18x = 8 1/8;

x= 8 1/8 : 5/18;

x= 65/8 * 18/5 = 65*18 / 8*5;

x=13*9/4 = 29.25.

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