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The expression is .
Apply subtraction property of equality: Subtract x from each side.
(Apply commutative property of addition: )
(Apply additive inverse property: )
(Apply additive identity property: )
(Subtract: )
(Divide each side by 2)
(Cancel common terms)
(Divide: )
Check:
To check the solution, substitute in original equation.
(Multiply: )
(Add: )
The statement is true.
The solution is .
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