Question

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Answer 1

Choose the equivalent system of linear equations that will produce the same solution as the one given below.

4x − y = −11
2x + 3y = 5


−4x − 9y = −19
−10y = −30

4x + 3y = 5
2y = −6

7x − 3y = −11
9x = −6

12x − 3y = −33
14x = −28

Answer 2

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