-m-(n-p)=-m-n+p
||x|+2|=7
x+2≥0..............x+2<0
x+2=7..............-(x+2)=7
x=7-2..............-x-2=7
x=5...............-x=7-2
.....................x=-5
Ответ: х=±5
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-m-(n-p)=-m-n+p
||x|+2|=7
x+2≥0..............x+2<0
x+2=7..............-(x+2)=7
x=7-2..............-x-2=7
x=5...............-x=7-2
.....................x=-5
Ответ: х=±5