Substituting -3 for x, we have:  (-3)^2-3*-3-7.  This simplifies to 9+9-7, or 11.
        
             
        
        
        
Answer:
1. 56.52 inches
2. 141,300 inches
Step-by-step explanation:
One turn of the tire is the circumference. Therefore, we have to find the circumference first. C = πd = 18π = 18 × 3.14 = 56.52 in 
2500 rotations would be 2500 ⋅ 56.52 in = 141,300 in
I hope this helps and please mark me as brainliest!
 
        
             
        
        
        
Your friend asked you to bring a couple of bags of chips to his party. there are several brands of chips, each a different size and price. Write a formula that will help you find the price per gram for each bag.
 x= price of bag of chips
 y= number of grams
 z=price per gram 

Hope this helps!
 
        
             
        
        
        
Answer: Long Division Calculator with Decimals
look this up see if it helps
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
the area of the problem is 20