The equation is .
According to addition property of equality: if a = b, then a + c = b + c.
\ (Add 3 to each side) \ \
(Addtive inverse property:
)
(Add: 8 + 3 = 11) \ \
According to division property of equality: if , then
.
(Divide each side by 2)
(Cancel common terms)
(Divide:
)
Write as
.
The value of .