Answer:
90-90.000 or 90-100
Step-by-step explanation:
11
If you replace the x with 11, the new equation would be 10+5(11)=65. First, multiply 5 and 11, your answer would be 55, then add the ten, you would get 65. Which makes the equation true, because 65=65.
I hope this helps
If you have any questions on my answer please feel free to ask :)
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Sum of the interior angles of any triangle is 180° .
Thus ;


Subtract sides 138°


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