Вопрос школьника по предмету Математика
Сумма четырех нечетных последовательных чисел равна 320. Найдите эти числа.
Ответ учителя по предмету Математика
1 число-x
2 число;-x+2
3 число-x+4
4 число-x+6
x+x+2+x+4+x+6=320
4x=320-12
4x=308|:4
x=77-1 число
2 число=77+2=79
3 число=79+2=81
4 число=81+2=83
Похожие вопросы от пользователей
1)The kinddom of Denmark used to be very srtong and (power)
2)The (Japan) spectators like (differ)
3)The leaves are turning yellow and brown. I can say they are (yellow) and( brown) now
4)Who is the (direct) of the(fame) children’s film »Canderella»?
5)What can you tell me about the(wide) and the (long) of the bridge?
6) All critics wrote about the(elegant)of the young (act)
7)Some people say the (politics) situation in the world is getting worse and worse
8)Which is your favourite (entertain): going to the theatre the cinema or the worse
9)What is Richard’s (occupy)? — He is a cameraman
10)This is only an (important) fact of his biography
11)They decided to (build) the old stage in the theatre
12)This is just a (coincide).Nobody did it on purpose
Помогите,пожалуйста: 3