Question

||х|-2|=6 помогите решить

Answer 1

$||x|-2|=6, \ left [ {{|x|-2=-6,} atop {|x|-2=6;}} right. left [ {{|x|=-4,} atop {|x|=8;}} right. \ -4 textless 0, \ |x|=8, \ left [ {{x=-8,} atop {x=8.}}$
-8 или 8.