Answer:
-x
Step-by-step explanation:
8x - 9x
Factor out an x
x(8-9)
x (-1)
-x
You formatted the equation wrong for the setting your calculus on i would recommend using a Ti-34
If the two quadrilateral are congruent, then ABCD = PQRS is the correct congruence statement.
The answer is B! It passes the vertical line test
