C. 16 over 26
8/18 x 2/2 = 8 x 2 is 16 and 18 x 2= 26 so your answer is 16/26 (multiply the top and bottom by a number that is the same to get a proportional fraction)
Answer:

Step-by-step explanation:
For this you just have to make an equation and in order to do that you have to know that all these angles will equal 180°. Now we can write it out.

Now we combine like terms:

Add the 9 on both sides:

Divide the 21 on both sides:

<span>See this formula in more detail in the Examples section. Formula: To find the percentile rank of a score, x, out of a set of n scores, where x is not included:Example: If Jason graduated 25th out of a class of 150 students, then 125 students were ranked below Jason.</span><span>
Percentiles - Regents Exam Prep Center is were i for my information for you
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Answer:
Step-by-step explanation:
Answer:
It can be written as:
(9m)(9m)(9m)(9m)
Step-by-step explanation: