Answer:
x=12
Step-by-step explanation:
The sum of the angles of a triangle is 180 degrees
5x+8x+2x =180
Combine like terms
15x = 180
Divide by 15 on each side
15x/15 =180/15
x=12
Answer:
Approximately 
percent
Step-by-step explanation:
To find a percentage, take the part, divide it by the whole, and multiply that quotient by 100. As an algebraic expression, that would be 
.
In this case, the part is 
and the whole is 
. Therefore, our answer is 
percent. Hope this helps!
The answer for this is (-3b4) (3b4 +) = 121a10-9b8
This problem can be done using the Pythagorean theorem(a^2 +b^2=c^2) or by using Trig (Sine, Cosine, Tangent) which do you prefer to be shown?
I don’t understand your question I’m sorry
(Please mark brainliest)
Sorry for taking points and not answering please don’t report me
