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4 March, 05:55

Use the elimination method to solve the system of equations. choose the correct ordered.

4x+7y=60

-4x+7y=-4

+2
Answers (1)
  1. 4 March, 06:01
    0
    A) 4x+7y=60

    B) - 4x+7y=-4

    Adding the 2 equations

    14y = 56

    y = 4

    A) 4x+7*4=60

    A) 4x+28=60

    A) 4x = 32

    x = 8
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