An expression contains 3 terms. The variable in one term is c the variable is another term is d there is also a term which is a constant what is the expression if i)the coefficient of c is 4 ii)the coefficient of d is -3 iii)the constant term is a prime number between 6 and 10

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

Tan198=asin164=? how to solve this? ?

X=4 / y=100 if x=10 then what is y=?