You have a total of 21 coins, all nickles and dimes. the total value is $1.70 which of the following is the system of linear equations that represent this scenario? let n= the number of nickles and let d= the number of dimes.

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?