At a bookstore, the price of two notebooks plus a $40 backpack is the same as the price
of 10 notebooks. Which equation could be
used to find the price of each notebook?
A. 2x = 10x + 40
B. 2x + 40 = 10x
C. 40 = 2x + 10x
D. 2x - 40 = 10x
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If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?

How do i simply this radical expression?