20/28 or 10/14 or 5/7
You can keep reducing until both sides of the fraction can't be divided by the same number anymore.
Answer: 11
Explanation:
(4/5)x - (1/4)x = 11
(16/20)x - (5/20)x = 11
(11/20)x = 11
Answer:
down below
Step-by-step explanation:
straight lines are 180 degrees and you have 2 angles on a line. one of which is 72 and the other is unknown. It is solved for below.

your missing degree is 108.
i may not be right, if i'm not i am very sorry.
Answer:
C
Step-by-step explanation:
blah blah blah blah blah blah