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Suppose the first equation in a system of two linear equations is 12x + 7y = 25. The second equation being which of these will cause the system to have no solution?

A.
12x + 7y = 20
B.
12x + 7y = 25
C.
12x + 9y = 20
D.
12x + 9y = 25

User YMC
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1 Answer

7 votes

Answer:

A. 12x + 7y = 20

Explanation:

Obviously, 12x + 7y cannot both be equivalent to unique [different] quantities.

User Ximena
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