The steps to determine the difference are shown. (5.42 x 10-15)-(4.98 x 10-15)
Step 1. Rearrange the expression: (5.42-4.98)x 10-15
Step 2. Subtract the coefficients:
(0.44) 10-15
Step 3. Write in scientific notation:
4.4x10"
What is the value of k in Step 3?

Yes you do, so £1973.09 - £1473.50 = £499.59 so tim overpaid £499.59 .hope this ; )

Thats where they was ported and the fields that noone really knew much about needed tended, so they put slaves out there do free work and huge profits and so on the north decided to hold its own and was more different way of survival did not have same climate conditions to afford protecting slaves from winter so expenses be diff from south

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