Answer:
20
Step-by-step explanation:
The answer to your question is 11
A principle square root of a real number that's not negative, such as 49,
is the square root of that number that is not negative.If you take the square root of 49, you get either -7 or 7, since both

and

equal 49. However, the principle square root would be
A) 7, since it's not negative.
Answer:
The Answer is B
Step-by-step explanation:
+7 at the end means up 7
The - 4 in the middle represents right 4
These are found using basic rules of translating equations