How do i find the answer for 0.5n+ 17 + n=20

For an experiment, a penny is tossed. at the same time, a spinner with 8 congruent sections numbered 1–8 is spun. how many possible outcomes are there for the experiment?

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits