William buys two bags of peaches and three bags of apricots for $17. sylvia buys four bags of peaches and two bags of apricots for $22 from the same store. what is the cost of one bag of peaches?
a.
$3
b.
$4
c.
$5
d.
$7

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.