Plz i will do more points if u get it right plzzz

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.

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

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1