Предмет: Математика, автор: fghi54

д) 14(р-30)=630
е) (43-s)*17=289

Ответы

Автор ответа: aniaivanova19
0
14(p-30)=630
14p-420=630
14p=630+420
14p=1050
p=1050:14
p=75
(43-s)17=289
731-17s=289
-17s=289-731
-17s=-442
s=-442:(-17)
s=26
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: gmak229
1 Circle the correct words to complete the sentences.
1 I skated / skatted across the ice.
2 The lions stoped / stopped in the middle of the road.
3 My teacher helpped / helped me with my project.
4 We were there last summer / summer ago.
5 They were lost and couldn’t / could find the path.
6 He called last five minutes / five minutes ago.
7 I studyed / studied ten different subjects last year.
8 The safari park was / were very crowded.
9 We carryed / carried the books for the teacher.
10 Were / Was they in the school play?
6 лет назад
Предмет: Английский язык, автор: Аноним
The Chronicles of Narnia, Clive Staples Lewis
Read the second part of the summary of the Chronicles of Narnia. Choose the correct verb in the sentences below.
If the Witch
about the children and Aslan, she
very angry.
If the magic
, the snow
in the wood.
6 лет назад
Предмет: Английский язык, автор: youtubmayloff
Complete the sentences with a or an in one gap the in the other.
1) He lives in ... small town in ... north of Scotland.
2) She's ... computer programmer in ... army.
3) He's ... only person in the photo who's wearing ... hat.
4) She's ... journalist with ... New York Times.
5) I always watch ... DVD at ... weekend.
6) ... head teacher at my school has got ... new car.
7) My sister is ... lead singer of ... rock group.
8) ... teacher at my school lives by ... sea
6 лет назад
Предмет: Математика, автор: batgirl98
Государству принадлежит 60% акций предприятия, остальные акции принадлежат частным лицам. Общая прибыль предприятия после уплаты налогов за год составила 40 млн. р. Какая сумма из этой прибыли должна пойти на выплату частным акционерам?
9 лет назад
Предмет: Математика, автор: Wonder2

В каком случае преобразование выполнено верно?

1)(5 + а)(а - 5) = 25 - а^2

2)(а - 1)(2 - 3а) = 5а - 2 -3а^2

3) -(a - 1)(2 - 3a) = (1 - a)(3a - 2)

4)(a +3)^2 =a^2 +3a + 9 

 
9 лет назад