2(n-7) = 3(n+7)
2n-14 = 3n + 21
   -35  = n  (answer)
        
             
        
        
        
It is thirty percent (30%). there are ten tenths in one hundred. One tenth is equal to ten percent.
        
             
        
        
        
Answer:
3.since two base side are equal
4.sum of interior angle of the triangle is 180
9.base angle of isosceles triangle
16.the inscribed angle from the diameter is 90°
21.being CAE=90°
 
        
             
        
        
        
Answer:
It compares two numbers that can represent many of things. For example, people, food & items.
Step-by-step explanation: