Answer:
b
Step-by-step explanation:
 
        
             
        
        
        
Answer:
 =5x^2+4x−5
Step-by-step explanation:
Let's simplify step-by-step.
3x2−5x+1+2x2+9x−6
=3x2+−5x+1+2x2+9x+−6
Combine Like Terms:
=3x2+−5x+1+2x2+9x+−6
=(3x2+2x2)+(−5x+9x)+(1+−6)
=5x2+4x+−5
 
        
             
        
        
        
believe the answer is A. 7(6+2)
        
             
        
        
        
Answer:
number of green counters
=12-3+1+2
=6
number of green and yellow counters
=6+2
=8
probability of getting green or yellow counter
=8/12
=2/3
Step-by-step explanation: