1/4х4 3/4х16/57+(4 3/4+1 2/3)х16/21+2 2/27х4 1/2= - вопрос №14434165743412316212227412451623231552000118 от ZONAl 24.03.2022 15:26

Question

Математика: 1/4х4 3/4х16/57+(4 3/4+1 2/3)х16/21+2 2/27х4 1/2= (4/5+1/6)х(23 2/3-15 5/9)х45/58-1/2= 11,3у-(9,7у-0,8у)+7,4=17 ..

ZONAl · Answer

1)2,8х-0,6+4,2х+16,8-7х=16,22)13,5у+7-5,2+8,9у-22,4=22,4у-20,63)1,5х-1,8+3,1х-2,9+1,6х=6,2х-4,74)5у-у+0,8+1,6-3у-у=2,4...