4x + 6 = 18Which equation has the same solution as the given equation?
Correct answer: C. 4x = 12
- A. 4x = 108
- B. 4x = 24
- C. 4x = 12
- D. 4x = 3
Explanation
Choice C is correct. Subtracting 6 from both sides of the given equation yields 4x = 12 , which is the equation given in choice C. Since this equation is equivalent to the given equation, it has the same solution as the given equation.
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Quantitative reasoning applies arithmetic and basic algebra to numerical relationships, including percentages, ratios, averages, fractions, proportions, profit and loss, rates, time, work and measurement. Questions focus on translating words into equations, choosing an efficient method and checking whether the result is numerically reasonable.
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