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10 December, 17:44

What is the solution set for the open sentence with the given replacement set? 2x + 7 = 19, {4, 5, 6, 7} A. 4 B. 5 C. 6 D. 7

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  1. 10 December, 19:06
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    If we're looking for the value of x that makes the equation 2x + 7 = 19 true, our only choice is C. 6, since 2 (6) + 7 = 12 + 7 = 19.
  2. 10 December, 21:11
    0
    2x + 7 = 19

    2x = 12 so x = 6

    Its C
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