Question 9 Answer & Explanation - SAT Algebra

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algebra

The sum of two numbers is 40. Their difference is 10. What is the larger number?

Correct Answer: A

Choice Bhoice C is the correct answer.

Equations: $x + y = 40$ , $x - y = 10$ .
Add: $2x = 50 \rightarrow x = 25$ .

Choice Bhoice D is incorrect because this is the smaller number.

Choice Bhoice C is incorrect because calculation error.

Choice Bhoice A is incorrect because calculation error.

Question 10 →

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Linear Functions Set 35

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