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Yuri [45]
3 years ago
9

George solved the following system of equations using substitution.

Mathematics
1 answer:
FrozenT [24]3 years ago
8 0

Answer:

B

Step-by-step explanation:

-4x + y = -21

12x -3y = 63

-4/12 = -1/3

1/-3 = -1/3

-21/63 = -1/3

If we graph the two lines, we can discover that are the same, so they have infinite points in common

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