Предмет: Математика, автор: niak12348

Помогите решить уравнения!

5)9(x-15)=72

6)(5x+24):8=13

Ответы

Автор ответа: Ilkhom777
1

Ответ:

Пошаговое объяснение:

Открываем скобки и решаем линейное уравнение

5) 9(x-15)=72

9х-135=72

9х=207

х=207/9

х= 23

6)(5x+24):8=13

5х+24=13*8

5х= 104-24

5х=80

х=16

Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: Sasha102
Срочно.
Read the text and complete it choosing the appropriate words.
Have you ever thought about the great progress medicine has made
lately? Looking back on the achievements of medical science we must feel
(1) ... . Only a hundred years ago even medical people didn’t know (2) ...
about bacilli [bəˈsɪlaɪ] or appendicitis [əˌpendɪˈsaɪtɪs] to say nothing about
common people. The (3) ... didn’t get any scientific information at all.
About sixty years ago doctors thought that they could cure patients with
a fever1
by keeping them on (4) ... and using a lot of ice. Now such methods
don’t work. A (5) ... generations ago people with rheumatism
[ˈru:mətɪzm] (6) … to carry hot potatoes in their pockets2
as a means of
(7) ...! Now it sounds like a joke.
In those days it (8) ... a man just two years at college to become a doctor,
nowadays the time of studying is from five to nine years.
1) a) respectable b) cheerful c) proud d) resentful
2) a) things b) nothing c) something d) anything
3) a) late b) later c) latter d) latest
4) a) food b) meal c) eating d) a diet
5) a) few b) number c) many d) little
6) a) use b) used c) using d) useless
7) a) recovery b) cure c) doctoring d) medicine
8) a) got b) gave c) cost d) took
2 года назад
Предмет: Русский язык, автор: 89149490246
составь и запиши предложения по схемам,что делает?кто ? какой? какое? что? что делает? какие? кто? и кто? что делают? тема мама утка и утята
2 года назад
Предмет: Английский язык, автор: 198221
it was a hot fine afternoon,and george was getting ready to go for a picnic by the river.he packed a basket with some sandwiches, cupcakes, and lemonade, and was about to set off when Mrs.Rabbit and her babies came along."i'm going for a picnic,"said george."can we come?"asked mrs.rabbit."of course,"said george.so george packed some carrots for therabits.the picnic basket was guite heavy .george and the rabbits were about to set off when three bears came along.
2 года назад
Предмет: Химия, автор: aksakovad
1г металла окисляется 0,27 кислорода. Вычислите атомную массу металла,если степень окисления его в оксиде равна 4.
9 лет назад
Предмет: Алгебра, автор: annfedotova04
Помогите пожалуйста очень надо
9 лет назад