Solve for z. –z + 4= -4

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.

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Consider the sequence below. 3 , 1 , 1/3 , 1/9 , select the explicit function which defines the sequence.