Brianna's piggy bank has all nickles and dimes. The total value of the money in her piggy bank is $7.80. If Brianna has 66 nickles, choose the correct equation and solution for the number of dimes she has.

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14