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x minus 1 supra 2 plus 3 supra 4 egal cu x minus 5 supra 6 plus 1 supra 12​

Răspuns :

Răspuns:

x-1/2+3/4=x-5/6+1/12 => (2x-2)+3/4=(2x-9)/12 /*12

=> 3(2x+1)=2x-9 => 6x+3=2x-9 => 4x=-12 => x= - 12/4 => x=-3