Answer:
7x-10
Step-by-step explanation:
The answer is B.
this is because it has two terms, and the first term has a power of 3
Answer:
180(n-2)
Step-by-step explanation:
that's to find interior angles
Answer:
Step-by-step explanation:
The sum of angles in a triangle is 180
180=x+6+2x
3x=180-6
3x=174
x=174/3=58