For the system of equations \( ax + 2y = 5 \) and \( 3x - 6y = 20 \), if the system has one solution, which of the following CANNOT be the value of \( a \)? | MCQ Hive

Basic Mathematics MCQs Algebra

Q For the system of equations \( ax + 2y = 5 \) and \( 3x - 6y = 20 \), if the system has one solution, which of the following CANNOT be the value of \( a \)?

A A. -1
B B. 1
C C. 2
D D. -3

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