What is the slope of the line through (-1,4) and (1,-2)

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.

This is so hard and it’s for a test

Fill in the table with whole numbers to make 430 in five different ways