Simplify. 7 + (2{2} + 8) 107 ? 19 89 289 the 2{2} is an 'm probably too lazy to put in a sign for it xp

Which is the graph of the function y=2(4)^x

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?