David earned $9.00 an hour at his job. He received a 6% pay increase. How much does he now make per hour.
0.54
0 9.54
8.46
09.06

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.