Answer: b = 1850 - 120w
Step-by-step explanation:
Let w represent the number of weeks for which the books are purchased.
They are being purchased at a steady rate of 120 books per week. This means that the number of books purchased after w weeks would be 120w.
The total number of algebra textbooks that she had initially is 1850
If b represents the number of books left after w-weeks of sales, then the linear function that models the number of books left after w weeks would be
b = 1850 - 120w
Answer:
7a+2a=9a
Step-by-step explanation:
You distribute the a to each of the numbers in the parenthesis. Which means that you multiply. You should be left with a 7a+2a. Then since 7+2=9, your answer is 9a. So answer 1 is correct because they do these exact steps.
Answer:
16x+19
Step-by-step explanation:
i might be wrong and its gonna take so long to explain it
1. I think this one is 1/3
2. 38 feet
Answer:
The car traveled 232 miles in one hour.
Step-by-step explanation:
<em>232 miles per hour.</em>
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