Question 8 Answer & Explanation - SAT Algebra

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algebra

A number is such that 3 times the sum of the number and 2 is equal to 4 times the number minus 5. What is the number?

Correct Answer: A

Choice Choice A is the correct answer.

Equation: $3(x + 2) = 4x - 5$
Distribute: $3x + 6 = 4x - 5$
Subtract 3x: $6 = x - 5$
Add 5: $11 = x$

Choice Choice B is incorrect because calculation error.

Choice Choice C is incorrect because calculation error.

Choice Choice D is incorrect because calculation error.

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