Предмет: Математика, автор: tosik82t1

два велосипедиста одновременно выехали из города в противоположных направлениях. один ехал со скоростью 14км\ч, а второй 17км\ч на каком растоянии друг от друга будут велосипедисты через 4часа?

Ответы

Автор ответа: Аноним
3
14 + 17 = 31 ( км/час ) скорость удаления 
31 * 4 = 124 ( км ) Ответ

tosik82t1: а вторым действием я непоняла ответ 124 9 это что?
tosik82t1: цифра 9 это что?
grantbagramyan: 9 не надо писать, это просто опечатка
Аноним: 124
tosik82t1: а я и думаю что она не нужна)
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Задание: поставте слова в нужной форме в текста.

А) Thomas Jefferson, thr principal author of the 1.___ of 2.___ became the third president of the US in 1801. Although he had 3.___s to limit the president's power, 4.___ realities dictated orherwise. Among other 5.___ actions, in 1803 he purchased the last Louisiana Territory from France and extended the country's borders as far west as the 6.___ Mountains. The frontier of 7.___s moved west. The young nation was full of 8.___ and energy, but there were 9.___s too. The ringing words of the 10.___ \"all men are created equal\", were 11.___ for 1,5 mallion slaves. In 1820 12.___ and 13.___ politicians debated the question of whether 14.___ would be abolished.

Слова: Declare, dependence, intend, politics, force, rock, settle, optimistic, contradict, declare, meaning, south, north, slave.

B) President Kennedy worked long hours. He usually 1.___ up at seven and 2.___ to bed until eleven or twelve at night, or 3.___. He read six newspapers while he 4.___ breakfast, had meetings with important people who 5.___ to see 6.___. Throughout the day he read reports from 7.___ advisors. He wanted 8.___ sure he made the 9.___ decisions for his country. He 10.___ the US as a country 11.___ forward into the future with new discoveries in science and improvement in education and other fields. He 12.___ democracy and freedom for the whole words.

Слова: get, not go, late, eat, invite, he, he, be, good, see, move, want.