Donna put $450 into a 6-month certificate of deposit that earns 4.6% simple annual interest. how much interest did the certificate earn? 15 pts plz

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2