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2014-10-09T16:42:28+03:00
3*3+3*5=3*(3+5)=3*8=24
6*11+6*7+6*9=6*(11+7+9)=6*27=162
6+12+36=6*(1+2+3)=6*6=36
4*13-4*7=4*(13-7)=4*6=24
96-66=6*(16-11)=6*5=30
24*6-6*4==24*(6-1)=24*5=120
8*5-5*7+6*5
=5*(8-7+6)=5*7=35
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