What is the value of 3-(-2)?

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.

[15 points, algebra 2]simplify the complex fraction and find the restrictions.