Question 7 Answer & Explanation - SAT Algebra

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algebra

Solve: $2x + 40 = 6x + 8$

Correct Answer: C

Choice Bhoice C is the correct answer.

Subtract 2x: $40 = 4x + 8$
Subtract 8: $32 = 4x$
Divide by 4: $8 = x$
Verify: $2(8) + 40 = 56$ and $6(8) + 8 = 56$ ✓

Choice Bhoice A is incorrect because calculation error.

Choice Bhoice D is incorrect because calculation error.

Choice Bhoice C is incorrect because calculation error.

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