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12-01-2017
Mathematics

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Solve the system of linear equations by elimination

x + 3y = 5
2x - 3y = 1

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Аноним Аноним

12-01-2017

x + 3y = 5
2x - 3y = 1
------------------add
3x = 6
x = 2

x + 3y = 5
2 + 3y = 5
3y = 3
y = 1

answer x = 2 y = 1

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