The temperature on a winter night was -21oF. The temperature rose by 7oF when the sun came up. When the sun set again, the temperature dropped by 9oF. Find the temperature after the sun set.

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?

The answer is a hope i