Alberta is going to have dinner at her grandmother's house, but she is running a bit behind schedule. as she gets onto the highway, she knows that she must exit the highway within 58 min if she is not going to arrive late. her exit is 43 mi away. how much time would it take at the posted 60 mph speed?

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.