4 products are being purchased.
Step-by-step explanation:
Given,
Time taken to select each product = 5 seconds
Time taken to complete check out process = 60 seconds
Total time taken for a transaction = 80 seconds
Let,
x be the number of products purchased.
Time taken for each product*Number of product + Time for check out process = total process

Dividing both sides by 5

4 products are being purchased.
Keywords: variable, division
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Answer:
12 students didnt turn in a extra credit project at the end of the semester.
Step-by-step explanation:
15% of 60 = 9.
15/100 • 60 = 9.
I hope that helped! c:
It is the first one ...w= 3z+2