2x+3IxI=5
при x≥0
2x+3x=5
5x=5
x1=1
при x<0
2x-3x=5
-x=5
x2= -5
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2x+3IxI=5
при x≥0
2x+3x=5
5x=5
x1=1
при x<0
2x-3x=5
-x=5
x2= -5