Answer:
7
Step-by-step explanation:

Answer:
Step-by-step explanation:
c^2 - a^2 = b^2
19^2 - 12^2 = b^2
361 - 144 = 217
= 14.7309198627
Round to the nearest hundredth = 14.73
Hope this helps!
Answer:
x=12
Step-by-step explanation:


The answer is true...
Why?
Let's take (2x) as a simple polynomial. Subtracting 2x from 2x is one thing, then adding it's inverse, (-2x) yields the equation to 0. This is why it is true...
Hope this helps!! Please give me brainliest!
Answer:
c = 7
Step-by-step explanation:
6c = 7c - 7
Subtract 6c to both sides
0 = c - 7
Add 7 to both sides
c = 7