Question 6 Answer & Explanation - SAT Algebra

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algebra

If $0.1x + 0.2x = 0.9$ , what is the value of $x$ ?

0.3

Correct Answer: C

Choice Ahoice B is the correct answer.

Combine: $0.3x = 0.9$
Divide by 0.3: $x = 3$
Verify: $0.3 + 0.6 = 0.9$ ✓

Choice Ahoice D is incorrect because calculation error.

Choice Ahoice C is incorrect because calculation error.

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Linear Functions Set 24

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