Предмет: Математика, автор: DariaPanteleeva

переводчик перевел с английского языка на русскую книгу ,содержащую 130 страниц. Во второй день он перевел 35% того,что он перевел в первый день ,а в третий день в 1,25 раза больше ,чем в первый день. Сколько страниц переводчик перевел в первый день?
Помогите дам 19 баллов!!!

Ответы

Автор ответа: jekadva

x---в первый день
0,35x---во второй день
1,25x----в третий день

x+0,35x+1,25x=130
2,6x=130
x=130:2,6
x=50страниц перевел в первый день

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