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2x+y=-7 5x+3y=-21 substitution (please show work)
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2x+y=-7 5x+3y=-21 substitution (please show work)

User PlunkettBoy
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10 votes

Answer:

Explanation:

2x+y=-7 5x+3y=-21 substitution (please show work)-example-1
2x+y=-7 5x+3y=-21 substitution (please show work)-example-2
User Phillip Trelford
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