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General Information
Related Benchmark: MA.912.A.3.1
Reporting Category: Algebra
Type: MC: Multiple Choice
Difficulty: N/A
Question:

Mario needs to cut three book shelves from a board that is 1.8 meters long. The second shelf is 15 centimeters longer than twice the length of the first shelf. The remaining shelf is 5 centimeters longer than the first shelf. The equation below represents this situation, where x is the length of the first shelf in meters.

x + (2x + 0.15) + (x + 0.05) + 1.8

Which of the following is the length, in meters, of the first shelf?

Answer Options:
A. 0.40
B. 0.45
C. 0.53
D. 0.96
Answer Key:
A
Item Context:
The Arts