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19 May, 17:12

3 times the sum of 5 times a number and 4 is 7 times the difference twice the number and 5, what is the number?

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  1. 19 May, 17:34
    0
    x=-47

    Step-by-step explanation:

    3 (5x+4) = 7 (2x-5)

    15x+12=14x-35

    x+12=-35

    x=-47
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