The expression is .
Whether the equation is true or not.
\According to Addition Property of equality: If a = b then, a + c = b + c.
\ (Add 5 to each side)
(Commutative property: a + b = b + a)
(Additive inverse property:
)
(Subtract:
)
According to division property of equality: if , then
.
(Divide each side by 2)
(Cancel common terms)
(Divide:
)
The equation is true.