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18 December, 19:38

Write an equivalent expression for 8 (3+5x) + 7x+4 if x=3 is the solution to both expressions the same (show work and you)

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Answers (2)
  1. 18 December, 19:46
    0
    47x + 28

    Step-by-step explanation:

    8 (3 + 5x) + 7x + 4

    24 + 40x + 7x + 4

    47x + 28

    8 (3 + 5 (3)) + 7 (3) + 4

    8 (18) + 21 + 4

    144 + 25

    169

    47 (3) + 28

    141 - 28

    169

    169 = 169

    True
  2. 18 December, 20:07
    0
    Answer:89

    Step-by-step explanation:8 (3+5) + 7*3+4
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