Solve each system of linear equations by substitutions.
1. 3x-2y=9 y=2x-7
2. y=x-4 2x+y=...
Mathematics, 18.08.2019 11:30 ErickP1686
Solve each system of linear equations by substitutions.
1. 3x-2y=9 y=2x-7
2. y=x-4 2x+y=5
3. x+4y=6 y=-x+3
Answers: 1
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