Answer :
8-(b-2)=11
8-b+2=11 (expand brackets)
-b+10=11 (8+2=10, gather like terms)
-b=1 (subtract 10 to both sides)
b=-1 (divide by -1 to both sides)
8-b+2=11 (expand brackets)
-b+10=11 (8+2=10, gather like terms)
-b=1 (subtract 10 to both sides)
b=-1 (divide by -1 to both sides)