1,2x+4,5x-0,7=1,01 5,04: (104,2-x)=1,2 1,3+3,8x-0,03=2,01 - вопрос №12450710150410421213380032016722834824 от grugoryan85 18.10.2022 12:27

Question

Математика: 1,2x+4,5x-0,7=1,01 5,04: (104,2-x)=1,2 1,3+3,8x-0,03=2,01 6,72: (203,2-x)=2,1

grugoryan85 · Answer

1,2х+4,5х-0,7=1,015,7х=1,01+0,75,7х=1,71х=1,71:5,7х=0,35,04:(104,2-X)=1,2104,42-х=5,04:1,2104,2-х=4,2х=104,2-4,2х=1006,72:(203,2-X)=2,1 203,2-х=6,72:2,1203,2-х=3,2х=203,2-3,2х=200...