This says to multiply the special products how do i answer this problem? (x+8)(x-8)

Classify the polygon by its number of sides. state whether the polygon appears to be regular or not regular. a.heptagon, regular b. heptagon, not regular c. octagon, regular d. octagon, not regular

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

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