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Answer 1 · 2017-08-30T21:42:25

#-14#

#-20-10÷5+2^3#

According to BIDMAS/PEMDAS, first you do the indices, then division, addition and finally subtraction. So:

#2^3 =8#

Then do division of -10 and 5:

#-10÷5=-2#

Now the equation looks like this:

#-20-2+8 -> -22+8#

Now add them up:

#-22+8=-14#