(720+e)*501=365730 (k+2958): 87=134 - вопрос №3492353720501365730295887134 от akopovalizaveta 04.01.2021 21:24

Question

Математика: (720+e)*501=365730 (k+2958): 87=134

akopovalizaveta · Answer

1)(720 + е) * 501 = 365.730720 + е = 365.730 : 501720 + е = 730е = 730 - 720е = 10проверка:(720 + 10) * 501 = 365.730730 * 501 = 365.730365.730 = 365.7302)(k + 2.958) : 87 = 134k + 2.958 = 134 * 87k + 2.958 = 11.658k = 11.658 - 2.958k = 8.700проверка:(8.700 + 2.958) : 87 = 13411.658 : 87 = 134134=134...