The given expression is .
(Subtract 5 from each side)
(Commutative propetry of addition:
)
(Apply additive inverse property:
)
(Apply additive identity property:
)
(Subtract:
)
(Square on each side)
(Cancel square and root:
)
(Add 3 to each side)
(Apply additive inverse property:
)
(Apply additive identity property:
)
(Add:
)
The equation , on substitute
.
(Subtract:
)
(
)
(Add:
)
The check solution is true.
\The solution is .