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13 November, 09:05

What is the solution for the following system of equations?

5x + 7y = 3

2x + 3y = 1

+1
Answers (1)
  1. 13 November, 10:03
    0
    A) 5x + 7y = 3

    B) 2x + 3y = 1

    Multiplying Equation B by - 2.5

    B) - 5x - 7.5y = - 2.5 Then adding this to Equation A)

    A) 5x + 7y = 3

    -.5y =.5

    y = - 1

    Since

    2x + 3y = 1 then

    2x - 3 = 1

    then x = 2
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