Which pair shows equivalent expressions ? a 3(x+2) = 3x+ 6 b 3x+2x=x^2(3+2) c 3x+2=3(x+2) d -3(2+x)=-6x-3

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Well in order to lose a pound you would have to burn 1,500 calories. the more calories you burn the more weight you lose. in order to lose 2 pounds you would have to run 4 hours and 28 minutes.