# How to find the value of a when the arithmetic mean of a+7 and a+3 is 3a+9? tama po ba ung given? yan ksi ung nkalagay sa libro eh, pero nung triny kong sinlove at chineck, prang mli ung nkuha ko eh pero ok nmn mga solutions ko, wla nmng mli pero prang ksing ung given ang mali? check nyo lng po thank you

1
by huddiel

You have to solve for the arithmetic mean.

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