Предмет: Алгебра, автор: DianaAbsent

Решите пожалуйста 2 примера. Алгебра 7 класс.

Приложения:

Ответы

Автор ответа: 1234567890198
1
1)7(4a+6)-12a=28a+42-12a= 16a+42
2)8x-4(16-2x)=8x-64+8x= 16x-64
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Қазақ тiлi, автор: alimabeysembaeva15
Туһ сөзіне бір сөйлем жазу. Көмектесіңдерші
2 года назад
Предмет: Английский язык, автор: ahmetulynurgisa
PAST SIMPLE & CONTINUOUS Fill in the blanks with the correct tense: past simple / continuous 1.-While you were listening to music, the teacher (explain) the lesson. 2.-As I was walking down the street, I ....(meet) an old friend from school. 3.-When the phone rang. Marina (listen) to music on the radio. 4.-The children began to cry when the horror film. (start) on TV. 5.-We were sleeping when the bomb 6.-While he was watching the news, his girlfriend (appear) 7.-I began to enjoy my job when my boss (increase) my wages. 8.-When Stephen (visit) Rome, he (buy) many souvenirs for me. 9.-The children (clean) their bedroom when their mom opened the door. 10.-While the taxi driver 11.-He (live) in France when he met his wife. 12.-While they were climbing a mountain, the photographer 13.- When the firefighters 14.- A dog ran out in front of the car when we.. 15.-While Sarah was getting out of the car, she some bad mistakes while I 16.- I L 17.- Mr. Harper 18.- When I ****** 19.-While Nora..... 20.-She 21.-While they ********** (clean) the windows, it began to rain. Ent *** (explode) .....(win) the lottery, I (find) a fly in the soup while he (get) married when she (arrive), we were glad to see them. **** (take) photos. (drive) on the road. (drop) her handbag. (do) the English test. MER (bought) my wife a good car. (work) at the local hospital, she knew many people. .(be)twenty-two years old. (swim) in the sea, the sun shone. (have) lunch at the canteen.​
2 года назад
Предмет: География, автор: shdshkd0404
№ 2. Перечислите природные зоны Казахстана ( их последовательная смена с севера на юг). (2 балла) (1 балл) № 3. Назовите причину формирования высотной поясности. No 4. Назовите причину формирования природных зон. (1 балл)​
2 года назад
Предмет: Физика, автор: sinicapoet
Что такое неупругие столкновения в физике ?
8 лет назад
Предмет: Алгебра, автор: Felse
Решить уравнение 7х²=0
8 лет назад