Give me the values for x and y. i would highly appreciate it if you would explain how you got the answers

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.

Identify the number 127 as a rational or irrational. explain

To decrease an amount by 16% what single multiplier would you use