What is the explicit formula for this sequence? 5, 10, 20, 40, 80, 160, ...
A. a, = 5(2)(n-1)
B. an = 5(2)"
C. a, = 5 + 5(n - 1)
D. a, = 2(5)(n-1)

3(10x-y)-5(x-y^2) need this solved asap

List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.