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24 February, 18:00

Solve the system by elimination.

6x + 5y = 4

18x - 4y = 88

The solution set is {|

(Simplify your answer. Type an ordered pair.)

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Answers (1)
  1. 24 February, 20:18
    0
    (4,-4)

    Step-by-step explanation:

    3 * (6x+5y=4)

    18x+15y=12

    -) 18x - 4y = 88

    19y = - 76

    y=-4

    plug back into first equation

    6x + 5 (-4) = 4

    6x = 4+20

    x=4
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