For your backyard you buy 3 rose bushes , 6 geraniums , and 1 hosta. For your front yard you buy 2 rose bushes and 5 hostas. Define and use variables to represent the total cost.



Answer :

Total cost = [tex](3x + 6y + 1z) + (2x+5z) = 5x + 6y + 6z[/tex]
x = Cost a unit of rose bushes
y = Cost a unit of geraniums
z = Cost a unit of hostas

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