0.5*|2x-4|=9+2.5=11.5
|2x-4|=11.5/0.5=11.5*2=23
1) 2x-4=23
2x=23+4=27
x=27/2=13.5
2)2x-4=-23
2x=23-4=-19
x=-19/2
Ответ: х=13.5 и х=-19/2
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0.5*|2x-4|=9+2.5=11.5
|2x-4|=11.5/0.5=11.5*2=23
1) 2x-4=23
2x=23+4=27
x=27/2=13.5
2)2x-4=-23
2x=23-4=-19
x=-19/2
Ответ: х=13.5 и х=-19/2