Divide the top and bottom by the highest number that can divide into BOTH numbers.
I believe the answer should be C.
I am not sure how to do that method... I only know this. (heehee)
Please excuse my dear aunt sally ( parentheses, exponents, multiplication, division, addition, and subtraction )
to bisect something, simply means to cut it into two equal halves.
so YU is an angle bisector, meaning ∡ZYU and ∡UYW are twins, meaning 8p - 10 = 10p -20.

Answer:
a and c i think.
Step-by-step explanation: