GUCTION
2 answers:
Answer:
The new credit card balance is $88
Step-by-step explanation:
The balance of a credit card is what we owe to the credit card company.
Therefore to get the new balance we start with the given previous balance of $186 and then we add to it the value of items you purchased (Books: $174, CDs: $35, shoes $99) and then you subtract the payment of $406 that you did to the company:
Therefore, you now owe to the credit card company $88 that is the new balance.
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Given:
The data points are:
(1, 0), (2, 3), (3,1), (4,4), (5,5)
To find:
The equation of best fit line in the form of and then find the value of b.
Solution:
The general form of best fit line is:
...(i)
Where, m is the slope of best fit line and b is the y-intercept of the line.
Using the graphing calculator, we get the equation for the best fit line and the equation is
...(ii)
On comparing (i) and (ii), we get
Therefore, the value of b is equal to -0.7.
