Question 3 Answer & Explanation - SAT Algebra

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algebra

Solve: $4x + 8 = 2x + 16$

Correct Answer: A

Choice Choice A is the correct answer.

Subtract 2x: $2x + 8 = 16$
Subtract 8: $2x = 8$
Divide by 2: $x = 4$
Verify: $4(4) + 8 = 24$ and $2(4) + 16 = 24$ ✓

Choice Choice B is incorrect because calculation error.

Choice Choice C is incorrect because calculation error.

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Linear Functions Set 17

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