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1. y = 5x - 4
2. y = -2x + 3
3. y = 3x + 1
4. 2y = 6x + 2
Divide by 2 on both sides: y = 3x + 1
5. y - 5x = 2
y = 5x + 2
6. y - 4x + 1 = 0
y = 4x - 1
7. y = 5x