Question 9 Answer & Explanation - SAT Algebra

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algebra

Solve: $\frac{2}{7}x + 4 = 6$

3.5

Correct Answer: A

Choice Ahoice D is the correct answer.

Subtract 4: $\frac{2}{7}x = 2$
Multiply by 7: $2x = 14$
Divide by 2: $x = 7$
Verify: $\frac{2}{7}(7) + 4 = 2 + 4 = 6$ ✓

Choice Ahoice C is incorrect because calculation error.

Choice Ahoice D is incorrect because calculation error.

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