Which expression is equivalent to 7^k^2 where k is an even number?

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.

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose