Answer:
im in k12, hello and how are you on this fine day? :D
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
x=2, x=-3, or x=3.5
Step-by-step explanation:
Make them all in 3 equations equal to 0. The number of brackets, the number of equations.  
 
        
             
        
        
        
 Answer: The correct option is A.
Step-by-step explanation: We are given a polynomial which is a sum of other 2 polynomials.
We are given the resultant polynomial which is : 
One of the polynomial which are added up is : 
Let the other polynomial be 'x'
According to the question: 


Solving the like terms in above equation we get:


Hence, the correct option is A.
 
        
                    
             
        
        
        
Answer:
The answer would be B.
Step-by-step explanation:
Hope this helps.
 
        
             
        
        
        
Answer:
13 units
Step-by-step explanation:
The legs of an isosceles trapezoid are congruent, then
x + 8 = 48 - 7x ( add 7x to both sides )
8x + 8 = 48 ( subtract 8 from both sides )
8x = 40 ( divide both sides by 8 )
x = 5
Then
leg = x + 8 = 5 + 8 = 13