Would this problem be graphing, substitution, or elimination? a perfume maker has stocks of two perfumes on hand. perfume a sells for $15 per ounce. perfume b sells for $35 per ounce. how much of each should be combined to make a 3-oz bottle of perfume that can be sold for $63? .

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio