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28 June, 05:29

Solve the system of equations.

5x + y = 9

3x + 2y = 4

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Answers (1)
  1. 28 June, 06:19
    0
    A) 5x + y = 9

    B) 3x + 2y = 4 Multiplying equation A by - 2 we get:

    A) - 10x + - 2y = - 18 Then adding that to B)

    B) 3x + 2y = 4

    -7x = - 14

    x = 2

    A) 5 * 2 + y = 9

    y = - 1
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