q(x)=2x-3
q(x-3)=2(x-3)-3=2x-6-3=2x-9
q(x+3)=2(x+3)-3=2x+6-3=2x+3
q(x-3)-q(x+3)=2x-9-(2x+3)=2x-9-2x+3=12
О т в е т. 12
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q(x)=2x-3
q(x-3)=2(x-3)-3=2x-6-3=2x-9
q(x+3)=2(x+3)-3=2x+6-3=2x+3
q(x-3)-q(x+3)=2x-9-(2x+3)=2x-9-2x+3=12
О т в е т. 12