What’s the sum of 4 and -5

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

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

At 6 1/2 cents per pound of string beans how much does 7 pounds cost