How do you evaluate #6+(-7)+(-5)-(-2)#?

2 Answers
Mar 11, 2018

#-4#

Explanation:

#6+(-7)=-1#

#-1+(-5)=-6#

#-6-(-2)=-4#

Mar 11, 2018

#-4#

Explanation:

Remove all the parenthesis taking into account that #+(-a) = -a# and #-(-a) = +a#

#6-7-5+2#

Add and/or subtract the values from the left to right

#6-7-5+2=-4#