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190-2x {[320-2x(800-699-6x8)+236:2]x2-1725:3}

Răspuns :

Cocirmariadenis
190-2x {[320-2x(800-699-6x8)+236:2]x2-1725:3}=12
=190-2x{[320-2x(101-48)+118]x2-575}=
=190-2x[(320-2x53+118)x2-575]=
=190-2x[(320-106+118)x2-575]=
=190-2x(332x2-575)=
=190-2x(664-575)=
=190-2x89=
=190-178=
=12

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