Question 3 Answer & Explanation - SAT Algebra

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algebra

Solve: $0.5x + 2 = 7$

2.5

Correct Answer: A

Choice Dhoice C is the correct answer.

Subtract 2: $0.5x = 5$
Divide by 0.5: $x = 10$
Verify: $0.5(10) + 2 = 5 + 2 = 7$ ✓

Choice Dhoice D is incorrect because calculation error.

Choice Dhoice C is incorrect because calculation error.

Choice Dhoice A is incorrect because calculation error.

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