.what's the common difference of the sequence 0, 5, 10, 15, 20, . . ? a. d = –5 b. d = 3 c. d = –2 d. d = 5

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.