Mrs. beltran bought 15 books. she paid $11 for each book. she later sold all 15 book for $25 each. what is the difference between the total amount of money mrs. beltran sold the books for and the total amount of money she paid for the books?

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What is the 12th term of b(n)=-4-2(n-1)

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.