Gracie, mary, and nancy each have a small collection of seashells. gracie has 5 more than times the number of shells mary has. nancy has 1 more than times the number of shells mary has. gracie and nancy have the same number of shells. if x is the number of shells mary has, identify the equation that represents this situation and identify its solution.

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

How to solve a simultaneous equation involved with fractions?

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