Answer:

Step-by-step explanation:
The problem needs application of law of indices

This means common power for terms can be applied to each term individually.

Separate power for the terms having same base can be added together.
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we will be using these law of indices in the problem

applied the first rule of indices as mentioned above

applied the second rule of indices as mentioned above
Thus, simplified form of (3xy)^2x^4y is
.
71.4 and to check just multiply 71.4 times 5 and it'll get 357
Answer:
I believe it is X * 2 + 5 = Jim's total
Step-by-step explanation:
X is the amount of hours Kelly reads and multiplying X by 2 is how you find Tim's total. Then to find Jim's total you add 5 because that's how many more hours he reads than Tim.
Answer:
( get a calculator )
Step-by-step explanation:
1 step : get a calculator
2 step : use it
thank me later :)