02.04.2022

2+x+y-4x=40 решите срочно

Выбрать другой вопрос

Смотреть ответ

Перейти к выбору ответа

Алгебра

Вопрос школьника по предмету Алгебра

2+x+y-4x=40 решите срочно

Ответ учителя по предмету Алгебра

2+x+y-4x=40

5x+y=38

x=7,6-0,2y

дальше хз

Добавить комментарий Отменить ответ

Похожие вопросы от пользователей

как доказать что в слове красивее не и а е
Проекции катетов на гипотенузу равны 18 см и 50 см. Найдите катеты прямоугольного треугольника.
помогите.составить квадрат 16см в кв. ии найти площядь
кадроплан до твору гер переможений! СРОЧНО
помогите пожалуйстаа♥ Як здійснюють охорону довкілля в Україні?
от пристани в город отошел катер со скоростью 20 км.час.Через 1 час от той же пристани и в том же направлении отошел другой катер,который через 2 часа после выхода догнал 1 катер.Чему равна скорость второго катера?
Помогите в английском.. А то я полный ноль) Task 1 Read the sentences expressing opinions about sport. Fill in the word in the gap. 1. I am just not interested fitness. 2. Fitness is the condition being physically fit and healthy. 3. Having Sat in an airless classroom he just couldn’t wait play football. 4. I think fitness is good you. Task 2 Which of the alternatives is correct in the following sentences? 1. Golf is played / plays on a golf course. 2. The winner is the team which scored / won more goals then their opponents. 3. Bob exercises / does fitness every Saturday. 4. In this sport centre we can do / play tennis for free. 5. We like view / watch Olympic games on TV. Task 3. Complete the following sentences with the words or phrases from the list below. A. captain I. goal B. football ground (pitch) J. referee C. coach K. kick-off D. footballer L. score E. draw M. league F. fouls N. soccer G. fair 0. opponents H. free (penalty) kick I. What Europeans call «football», Americans call _____. 2. The instructor of the team is the . 3. When you play in a football team you are a . 4. The games take place on a . 5. The leader of the team is the _____. 6. The beginning of the match is the ______ . 7. The man in the is the goal-keeper. 8. During the match each term tries to as many goals as possible. 9. When the teams have scored the same number of goals we say it’s a ¬¬¬¬-_____. 10. The players of the other team are the . 11. The man who enforces the rules during the game is the . 12. Playing correctly is called play____. 13. Unfair moves are called______ . 14. When a player breaks the rules the other team may get a . 15. A federation of football clubs is called a football . Task 4 Read the text. Your task is to fill in the gaps with the sentences from the list (A-E). A. …governing bodies and pointed B. …part in the Olympic C. …took place every four D. …best athletes to E. …symbolize the continuation The Olympic Games have a very long history. They began in 777 BC in Greece and (1) years for nearly twelve centuries at Olympia. They included many different kinds of sports: running, boxing, wres¬tling, etc. All the cities in Greece sent their (2) Olympia to compete in the Games. For the period of the Games all the wars stopped. So the Olym¬pic Games became the symbol of peace and friendship. In 394 AD the Games were abolished and were not renewed until many centuries la¬ter. In 1894, a Frenchman, Baron Pierre de Coubertin, addressed all the sports (3) out the significance of sports and its educational value. Two years later the first modern Olympic Games took place. Of course, the competitions were held in Greece to (4) of the centuries — old tradition. In 1896 the International Olympic Committee was set up. It is the central policy-making body of the Olympic movement. It is formed by the representatives of all countries, which take (5) Games. Summer and Winter Games are held separately. The latest winter Olympic Games were held in Nagano. Task 5 Read the statement: You may not be the winner, but there is a win¬ner inside you. Make some notes under these headings: Definition of sport: Advantages of sport: Disadvantages of sport: Conclusion.
решите неравенство
2sinx<-1
Сколько граммов серы сгорело,если образовалось 11,2 л сернистого газа SO2
визначте значення змінної (букви), при яких нерівність а : 8 > 4 буде вірною (істинною). помогите!!!