Answer:
wsp?
Step-by-step explanation:
9x^2 + 6x
 
        
             
        
        
        
8070, because when it is a positive exponent you have to move the exponent to the right. When it is a negative exponent, you would move it to the left. Hope this helps :)
        
             
        
        
        
Step-by-step explanation:
x is -9
hope it helps!:)
 
        
                    
             
        
        
        
Answer:it is 18*20 effective every year
Step-by-step explanation:
 
        
             
        
        
        
Answer:(7x3)+(4x24)=117
Step-by-step explanation:
Since he needs 3 feet of wood and it is 7 dollar per foot, you need to multiply 7 by 3. Since he needs 4 pieces of glass and its 24 dollars per glass multiply 4 by 24. Add the products. Ur done!