1)19x-0,18=19,01
2,27-2x=0,09
5,08+12x=29,74
2)3,2x+5,6+5,8x=17,21
3x+1,2x6,7x=109
6,7x+1,9x+3,3x=38,08

1) 19х-0,18=19,0119х=19,01+0,1819х=19,19х=19,19÷19х=1,012,27-2х=0,09-2х=0,09-2,27-2х= -2,18х= -2,18÷(-2)х=1,095,08+12х=29,7412х=29,74-5,0812х=24,66х=24,66÷12х=2,0552) 3,2х+5,6+5,8х=17,213,2х+5,8х=17,21-5,69х=11,61х=11,61÷9х=1,293х+1,2х+6,7х=10910,9х=109х=109÷10,9х=106,7х+1,9х+3,3х=38,0811,9 х=38,08х=38,08÷11,9х=3,2