Answer:
Step-by-step explanation:
Find the greatest common factor of 12x + 8
4(3x + 2)  so one side is 4 and the other is 3x + 2
 
        
             
        
        
        
Answer:
-7
Step-by-step explanation:
7.
step-by-step explanation:
the coefficient multiplies the variable.
it is -7.
 
        
                    
             
        
        
        
Answer:
The function concerning the evolution of the value of the first car is exponential and the one concerrning the value of the second car is linear
Step-by-step explanation:
1st car's drop in value ( not considering the second hand type of drop):
1.4500$
2.4050$
3.3645$
2nd car's value is dropping 3000$ every year so the function is f(n)=45000-3000n, n- number of years
 
        
             
        
        
        
Answer:
Step-by-step explanation:
2a-7+15-5a
2a-5a-7+15
-3a+8
 
        
             
        
        
        
Answer:
are you looking for the substiution
Step-by-step explanation: