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29 March, 22:49

Eight times a number increased by 9 is the same as 15 more than 7 times the number. Find the number.

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  1. 30 March, 01:20
    0
    the number is 6

    Step-by-step explanation:

    8x+9=15+7x

    8x-7x+9=15+7x-7x

    x+9=15

    x+9-9=15-9

    x=6
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