Melanie is correct. (5,-7) if you interchange it becomes (-7,5) which will be in Quadrant I. (9,-2) becomes (-2,9) same logic.
cost = 34.75 + 2.99m
where m is the number of movies purchased per month.
If Absolute cable lowers the service fee ($30), how will the expression change?
cost = 30.00 + 4.75 + 2.99m
The 30.00 will be lowered. Therefore, the cost will decrease.
Answer:
The cost [constant] will decrease.
19.607...% of her gross pay is being taken out in taxes.
<u><em>Explanation</em></u>
Susie paid $579 in taxes on gross income of $2953
For finding the percentage of tax, first we need to <u>divide the amount of tax paid by the total gross income and then multiply the result by 100%</u>
So, percentage of tax
% = 19.607....%
It is convenient to let a calculator do the math.
.. (x, y) = (0, 3) . . . . . your 3rd selection
_____
I prefer using the RREF function to put the augmented matrix into reduced row-echelon form. If the equations are dependent or inconsistent, using that method tells you so without giving a matrix inversion error.