1) 6.5-|x|=|-8.6|-5 модуль |x|=x; |-8.6|=8.6;
6,5-x= 8.6-5
6.5-x= 3.6
x=6.5-3.6
x=2.9
2) |-7.5|-|1.8|+x=|9.6|-2 модуль |-7.5|=7.5; |1.8|=1.8; |9.6|=9.6
7.5 -1.8+x=9.6-2
5.7+x=7.6
x=7.6-5.7
x=1.9
1) |-x|-9.3=1.8-|-3.2| модуль |-x|=x; |-3.2|=3.2
x-9.3=1.8-3.2
x-9.3=-1.4
x= -1.4+9.3
x=7.9
2) |x|+3.2=|1.6|-|-7| модуль |x|=x; |1.6|=1.6; |-7|=7
x+3.2=1.6-7
x+3.2=-5.4
x= -5.4-3.2
x=-8.6