Answer:
68
Step-by-step explanation:
70+2-4= 68
 
        
             
        
        
        
 Answer:
y
=
4
(
x
+
11
)
2
−
484
Step-by-step explanation:
 
        
             
        
        
        
2x+5=x-8
-x on both sides
x+5=8
-5 on both sides
x=-13
        
             
        
        
        
$10.71
Explanation
Step 1
you can easily solve this by using a rule of three.
Let
x represents the money Eileen will pay if her bag weighs 63 pounds
the proportion is the same
then

Step 2
solve for x

I hope this helps you
 
        
             
        
        
        
Use the are formula for a rectangle which is Length times Width to find the amount of square feet of carpeting.(16 times 14=224ft^2) Then you need multiply 224 by 12 because you have 224 square feet at $12 per square foot. So in the end it will cost $2688 to get the new carpet.