Answer:
here is the answer
Step-by-step explanation:
hope it is helpful
Answer:

Step-by-step explanation:
Simplify the radical by breaking the radicand up into a product of known factors.
Answer: x = 0; x=10
Step-by-step explanation:

Hope this helps!
Answer:
63
Step-by-step explanation:
the sum of the interior angles of a triangle is 180
so,
70+47= 117
180-117= 63
25 - 6x - 12 - 2x
Combine like terms:
-6x - 2x = -8x
25 - 12 = 13
So we have:
-8x + 13