Well you need to find a common denominator which 30 is the closest one. 5/6 becomes 25/30, 9/10 becomes 27/30. 27/30+ 25/30 = 52/30. To simplify that you divide by 2 to get 26/15. It is no longer divisible to a whole number after that point.
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A got it right
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got it right
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I'm not really sure what you're asking because there's no image.
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please try to reword it and maybe show a picture .
It would be equivalent to x=8