On number six (sorry for the beg i gotta say this is hard)

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?