Answer: Hello, your answer would be 
Step-by-step explanation:



(the answer is also in the picture)
If you divided 28 by 2 you will get 14 then times that by 5 and you will get 70 that is how much 5 will be
6x^2+14x-12 is the answer
Answer:`211
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Step-by-step explanation:
Answer:
Price of Caleb's groceries before tax= $6.4
Step-by-step explanation:
Let price of groceries before tax be = $ 
Sales tax % = 2.5%
Sales tax applied = 
Actual sales tax paid = $1.60
∴ 
Multiplying both sides by 100.


Dividing both sides by 25.


∴ Price of groceries before tax= $6.4