2 years ago

-3х + бу = -27 3х – бу = 27

Mathematics

1 answer:

Gwar [14]2 years ago

3 0

Step-by-step explanation:

-3x + 6y = -27 |-1×|

3x - 6y = 27 |1×|

3x - 6y = 27

Two equations are similar.

X,Y element R

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