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Solve for x:
2x2 – 4 = 3 + 5
A. 12
B. ±√6
C. 6
D. ±√12
E. √6
Correct Answer: B
Explanation/Reference:
Explanation:
2x2 – 4 = 3 + 5 First, add 4 to both sides:
2x2 = 12 Divide both sides by 2:
x2 = 6x = ±√6
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