9.3 = 0.5h h = ___ (more bellow) y - 2/3 = 1/2 y = ___

81 = 5 + w w = ___

(please show work and do ALL)

Thanks :D

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.