Answer:
Đường thãng oc là gì đối với ab ?tại sa
 
        
             
        
        
        
Answer:
C
Step-by-step explanation:
Given
 +
 +  ← factor the denominator of first fraction
 ← factor the denominator of first fraction
=  +
 + 
Multiply the numerator/ denominator of second fraction by (x + 2)
=  +
 + 
The denominators are now common, so add the numerators leaving the denominator, that is
= 
=  → with numerator 4x + 6 → C
 → with numerator 4x + 6 → C
 
        
             
        
        
        
Answer:
A. 
B.  cupcakes
 cupcakes
Step-by-step explanation:
Part A:
The simplified form of the expression is




Part B:
Put  in the above simplified equation to get the number of cupcakes Mrs. Jones bake last week
 in the above simplified equation to get the number of cupcakes Mrs. Jones bake last week



 cupcakes
 cupcakes
 
        
             
        
        
        
Answer:
Infinite solutions
Step-by-step explanation:
Infinite solutions, because every value will work.
 
        
             
        
        
        
<span>P = 2l + 2w 
The given values fit the given formula</span>
The given values are 134 
Let L = 5 - w 
Solution: 
P = 2l + 2w 
134 = 2(5-w) + 2w 134 = 10-2w + 2w 134 – 10 = 4w 124 = 4w 
31 = w 
<span>26 = l</span>