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Mathematics, 13.09.2019 17:30 ozheng24112

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find an equivalent system of equations for the following system:
3x + 3y = 0
−4x + 4y = −8
create an equivalent system of equations using the sum of the system and the first equation.
−5x + 4y = 8
4x + y = 2

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find an equivalent system of equations for the following system:
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