Name the property of real numbers illustrated by the equation and n + 10 = 10 + n

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal,mutualistic,or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle