Pls help
its iready

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

What is the explicit rule for the sequence in simplified form? −1,−4,−7,−10,−13… an=4−5n an=−4−3n an=2−3n an=−6−5n

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle