I think that the answer would be 6+-8 because it equals -2 and 6-(-8)= -2
Answer:
The equation is set up wrong
Step-by-step explanation:

Length of line RS is probably 20 because it’s not smaller than the line it’s parallel to but it’s not equal either so the answer has to be c unless there’s a d that’s between 10-20
This is True! To have a secure bank is what everyone wants because if you don't have a secure bank there are numerous amounts of things that can happen to you money.
There is rotational symmetry if there is a center around the object that is turned or rotated a certain amount of degrees and the shape isn't changed.