Which of the following has a value of 8 squared 4

Rectangle abcd is translated to get rectangle a’b’c’d’. rectangle abcd moves units along the x-axis to get rectangle a’b’c’d’. rectangle abcd moves units along the y-axis to get rectangle a’b’c’d’. the algebraic rule that describes this translation is t(x, y), where x = and y = .

What is the value of x? enter your answer in the box. photo attached.

This is so hard and it’s for a test