An inground rectangular pool has a concrete pathway surrounding the pool if the pool is 16' x 32' in the entire area of the pool including the walkway is 924 ft.² find the width of the walkway

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10