Bryant used 42 centimeters of tape to wrap 7 presents. How many presents did Bryant wrap if he used 48 centimeters of tape? Assume the relationship is directly proportional.

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =