Find −1 1/5+(−3/5). write your answer as a fraction in simplest form.(no decimals)

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

Afarmer has 5 times as many cows as pigs. the farmer only has cows and pigs, and he has 168 animals. how many cows does he have?

What is the answer to this problem? ignore the work. what is the correct answer?