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23 September, 13:58

Solve this system of linear equations. Separate

the x - and y-values with a comma.

5x + 2y = 13

-9x + 7y = 19

+4
Answers (2)
  1. 23 September, 14:13
    0
    A) 5x + 2y = 13

    B) - 9x + 7y = 19 We'll multiply equation A) by - (7/2)

    A) - 35/2 x - 7y = - (91/2) then we'll add equation B)

    B) - 9x + 7y = 19

    -53/2x = - 53/2

    x = 1

    2y = 13 - 5

    y = 4
  2. 23 September, 16:09
    0
    x=1,

    y=4
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