Hey!
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Steps To Solve:
~Substitute
4(1/2) - 1 = 2
~Simplify
2 - 1 = 2
1 ≠ 2
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Answer:
[tex]\large\boxed{\frac{1}{2}~is~not~a~solution~to~the~equation }[/tex]
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Hope This Helped! Good Luck!