Step-by-step explanation:
The awnser is -6+6 because it would end up being 0, which is not positive nor negative
Step-by-step explanation:
x+10=116
x=116-110
=106
x=106
3 significant figures
0 is only significant if it is enclosed by significant figure.
here 0 is enclosed by significant figures 1 and 5 and is therefore significant.
105 has 3 significant figures