6x-3y + 1 what is the degree of the polynomial​

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?