Мәтіндік есептерді теңдеулермен шығару. 3-сабақ A қаласынан B қаласына қарай автобус шықты. 30 минут өткен соң B қаласынан A қаласына қарай автобустың жылдамдығынан 30 км/сағ артық жеңіл көлік шығып, 2 сағат өткен соң автобусты кездестірді. Егер жеңіл көліктің жүрген жолы кездесу мезетінде автобустың жүрген жолынан 30 км-ге артық екені белгілі болса, жеңіл көліктің жылдамдығын тап.

1)if he was late,he miss the train 2)if he missed the train he had to take a bus 3)if he took a bus,he arriveed at 9.30 4) If he arriveed  at 9.30, he met  out teacher. 5) If he met out teacher, she asked him about the party. 6) If she asked him about it, he telled her the truth. 7) If he telled  her the truth, she knew everything. 8) If she knew everything, she was angry. 9) If she was  angry, she giveed us a lot of work to do. 10) If she giveed us a lot of work to do, I was very busy.
1) если он опоздал, он опоздает на поезд; 2) если он опоздал на поезд, ему пришлось сесть на автобус; 3) если он сел в автобус, он прибыл в 9.30; 4) если он прибыл в 9.30, он встретил учителя. 5) Если он встретил учителя, она спросила его о вечеринке. 6) Если она спросила его об этом, он сказал ей правду. 7) Если он сказал ей правду, она знала все. 8) Если бы она знала все, она была сердита. 9) Если она была сердита, она дала нам много работы. 10) Если она дала нам много работы, я был очень занят

Tchaikovsky - a town in the Perm region, the administrative center of the municipal district of Tchaikovsky and Tchaikovsky urban settlement. Founded in 1955 as an industrial community, the status of the city received in 1962. Its population is 83 202 [2] people. (2015).Tchaikovsky - prosperous environmentally city.According to the results of studies conducted GU "Perm Center for Hydrometeorology and Environmental Monitoring" in 2009, the level of air pollution in the city of Tchaikovsky defined as low air pollution index is 2.3.March 1, 1994 was formed a new administrative and territorial unit: the city of Tchaikovsky with the adjacent territory, with a surrounding area has been classified as the entire territory of present Tchaikovsky municipal district. October 9, 2005 the boundaries of the municipality again, in accordance with the change of the legislation were reviewed and Tchaikovsky created an urban settlement as part of Tchaikovsky municipal district.In accordance with the Charter of Tchaikovsky urban settlement, the terms "city Tchaikovsky" and "Tchaikovsky urban settlement" are used in the same meaning unless otherwise specified. City Day is celebrated on 12 June.Construction of the city began in 1956. The project developed city Moscow TSNIIP for Urban Planning, Design Team which is for the development and implementation of the project in 1980, was awarded the prize of the Council of Ministers of the USSR. The first, two-story houses bruschatymi began construction Kama area. In 1957, construction began on the Main area, in 1958 the first two houses on the main regions were inhabited. However, private residential buildings was built Zavyalovsky area. He was named the Hero of the Soviet Union SA Zavyalov. In 1978, in connection with the construction of the plant of precision instruments, began building high-rise apartment houses of the village and there was Dawn zarinsky district of the city. In 1985, construction began on Zavokzalnaya area.On January 1, 2015 populous city was in place from 1114 202 cities of the Russian Federation.On 14 September 2014 the Head of the urban settlement is Tchaikovsky Tretyakov Alexey V.