The vertex and the t-intercept where t>0, will help solve this problem. Sending the work on the attachment.
24 units because 12*4=48 and 48/2=24
Answer: A. X(–2, 2), Y(–10, 2), Z(–6, 10)
Step-by-step explanation: This looks a bit tough, but knowing that scale factors less than 1 are ½, ¼, etcetera, I come to this answer, also knowing that in the end, they must have an unproportional relationship.
I hope this is correct, and as always, I am joyous to assist anyone at anytime.