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Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

What is the upper quartile in the box plot?

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form