Answer:
![\frac{8}{x3y}](https://tex.z-dn.net/?f=%20%5Cfrac%7B8%7D%7Bx3y%7D%20)
Here you go.Hope this help!!
Step-by-step explanation:
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Tina should buy 6 packs of aa batteries and 2 packs of d batteries. the cost of each is given as.
6 packs of aa batteries = 6x3 = $18
2 packs of d batteries = 2x4 = $8
total cost = 18 +8 = $26
and aa batteries pack are 3 times greater than d batteries.