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There is no way it can equal 360 since 60+120+150+75=405? Was it a typo?
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Answer:
It's the 3rd one, that you've selected in the picture.
Step-by-step explanation:
Used a graphing calculator to check,
Hope this is helpful.
The answer is 45 have a nice day
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Step-by-step explanation:

Hope this helps!
X=11 because 90-43+5x-8 so 5•11=55-8 =47 90-43=47