Question 5 Answer & Explanation - SAT Algebra

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algebra

Two angles are supplementary. One is 4 times the other. What is the smaller angle?

144

Correct Answer: A

Choice Choice A is the correct answer.

Equation: $x + 4x = 180$
Combine: $5x = 180$
Divide by 5: $x = 36$

Choice Choice C is incorrect because this is the larger angle.

Choice Choice B is incorrect because calculation error.

Choice Choice D is incorrect because calculation error.

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Linear Functions Set 35

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