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Problem 11 - Entrance Test

Solve the equation 2x - 3 = 7 for x.

Correct: A

To solve the equation, we first add 3 to both sides: 2x - 3 + 3 = 7 + 3, which simplifies to 2x = 10. Then, we divide both sides by 2: 2x/2 = 10/2, giving us x = 5.