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17 October, 05:04

O

A teacher wrote the equation 3y + 12 = 6x on the board. For what value of b would the additional equation 2y = 4x +

b form a system of linear equations with infinitely many solutions?

Ob = - 8

Ob=-4

Ob=2

O b = 6

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Answers (2)
  1. 17 October, 05:42
    0
    This answer is B. - 8
  2. 17 October, 06:34
    0
    b = - 8

    Step-by-step explanation:

    we have: 3y + 12 = 6x y + 4 = 2x y = 2x - 4

    => 2y=4x + b

    2 (2x-4) = 4x + b

    4x - 8 = 4x + b

    b = - 8
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