Question

{ [(+12+7)-(+12-16).(-7-1)]}×{ [(-8-2)×(-4×5)-14] }




Me ajude por favor

Answer 1

$[(12+7)-(12-16)\cdot(-7-1)]\cdot [(-8-2)\cdot(-4\cdot5)-14] = \\ \\ =[19-(-4)\cdot(-8)]\cdot [(-10)\cdot(-20)-14] = \\ \\ =[19-(32)]\cdot [(200)-14] = \\ \\ =[-13]\cdot[186]= \\ \\ =-2418$