Answer:
The number is 39
Step-by-step explanation:
Let the unknown number be <em>x</em>:

Answer:
-3°
Step-by-step explanation:
if you subtract 9 for 13 ,, you get 4
then when you subtract 7 from 4 it goes into the negative side and gets you negative 3 degrees
The simplified equation of
is 
<h3>How to determine the simplified equation?</h3>
The complete question is added as an attachment
The equation is given as

Subtract (x - 10)^2 from both sides

Evaluate 4^2

Take the square root of both sides

Add 6 to both sides

Hence, the simplified equation of
is 
Read more about simplified equation at:
brainly.com/question/723406
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