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When solved by substitution: x = 4/3 and y = 5/3

From equation 2, y = 2x - 1

Substituting this expression for y in equation 1 gives 5x -(2x - 1) = 5

this simplifies to 3x + 1 = 5 making x = 4/3 and y = 5/3

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Q: How would you solve 5x-y equals 5 and 2x-y equals 1 using subsitution?
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