Предмет: Математика, автор: наталья098

за три дня Дима решил 37 математических задач .Во второй день он решил в 2 раза больше задач , чем в первый, а в третий - на 5 задач больше , чем в первый. Сколько задач решил Дима в первый день?

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Автор ответа: Перемещеная

0

Принимай 1 день за х Получается уравнение 2х +5х

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