Jenny said that 6×(5×4)=(6×5)×4. explain why she decided the equation was true.

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

How far is x from 5 on a number line?

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .