A chemical company makes two brands of antifreeze the first brand is 55% pure anti-freeze in the second brain is 80% pure anti-freeze in order to obtain 50 gallons of a mixture that contains 70% pure anti-freeze how many gallons of each brand of antifreeze must be used

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?

None because i don’t know.