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8 July, 07:29

If 8n+22=70, find the value of 3n

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  1. 8 July, 07:31
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    8n+22=70

    first, subtract 22 from each sides.

    70-22=48

    so now you have 8n=48

    divide 8 from each side and you'll get the value of n.

    48/8 is 6

    so n=6

    plug in

    3 (6)

    the value of 3n should equal 18
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