765 divided by 69619 10 points plz answer

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.

Maria walks a round trip of 0.75 mile to school every day. how many miles will she walk in 4.5 days

Look at the figure xyz in the coordinate plane. find the perimeter of the figure rounded to the nearest tenth.