P=(a căn a-1/a -căn a - a căn a +1 /a+ căn a

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.

Which expression will have the same sum as 3_8 + 1/4?

What numbers are included in the set of integers? what numbers are not included?