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Vika [28.1K]
2 years ago
8

The answer and the work

Mathematics
1 answer:
crimeas [40]2 years ago
5 0

Answer:

x=1

Step-by-step explanation:

Substitute the value of y to the first given

3x+4(-x)=-1

3x+(-4x)=-1

-x=-1

divide both sides by -1

x=1

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