From the table, we can observe that the formula for the total cost of item is

From the data in the table, cost of item 6.00 has the input incorrect because the sum of the cost of its item and tax on the item is,

but the total cost was incorrectly inputed as 7.56.
Hence, the correct option is Option A.
Answer:
B
Step-by-step explanation:
sorry if im wrong but i used desmos next time its graphing use desmos
Answer:
<em>3m • 462.30 = 1,386.90</em>
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Step-by-step explanation:
Let's use the example of 3 months. So, working one month Samantha earns $462.30. Let's say she works part-time for 3 months.
Multiply. 462.30 • 3 = $1,386.9
That means working 3 months, Samantha earns $1,386.90.
Then, just write it in standard form.
<em>3m • 462.30 = 1,386.90</em>
I think its 19. should be right
X-7=0
+7. +7
x=7
Undefined x=7