What is the factored form of the expression?

12d2 + 4d – 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.

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out