Is the expression x5×5×5 equivalent to (x5)3 . why or why not? explain your reasoning.

No, it is not equivalent to (x5)3. If yoh were to put 1 as a substitute for x5; 1 × 1× 1 equals 1, as represented in x5x5x5. The thing is (1)3 equals 3, as shown in (x5)3. You can substitute x5 for any number. x5x5x5 is more like it is raised to the third power than multiplied by 3.

Hope this helps!!!

1 1/4 hours

Step-by-step explanation:

To solve, we can divide the number of hours she has by the number of chores she has

hours/chores

She has 5 hours and 4 chores, so we can substitute those numbers in

5/4

1 1/4 or 1.25

She has 1 1/4 hours to complete each chore, so choice 3 is correct