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Substitute y = 3x + 1 into first equation: 3x + 1 + x = 37

ie 4x + 1 = 37

Subtract 1 from each side: 4x = 36

Divide each side by 4: x = 9 so y = 28

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13y ago
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Q: Y plus x equals 37 and y equals 3x plus 1 help solving?
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