1) Answer:

2) Answer:

The answer for first equation is, option B.
and the Answer for Second equation is option D.
(2x 6)(x-1)=0 happy to help :)
Answer: x=30 (Sorry for wasting your time if the answer is wrong)
Step-by-step explanation:
I did it the lazy way
80-20=60
60÷2=30
(If this is completely wrong then again, sorry)