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2x+3y=9 -4x-6y=2 unique solution

2x+3y=9 -4x-6y=2 unique solution
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2x+3y=9 -4x-6y=2 unique solution

User Frantic
by
9.0k points

1 Answer

4 votes

Answer:

No. They do not have unique solution.

Explanation:

2x+3y=9 (1)

-4x-6y=2 (2)


(1)*2, and (2)*1 , you have:

4x+6y=18 (1)

-4x-6y=2 (2)


(1)+(2), you have:0=20 (wrong)

The equations do not have unique solution




User Felix Olszewski
by
8.1k points
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