If this is your question, the answer is 4
<span>There are 64 pretzels in a 16 ounce bag of chocolate covered pretzels. what is the number of chocolate covered pretzels per ounce</span>
        
             
        
        
        
Part A : Substitution
 Elimination
 Argumentated matrices.
Part B : 
1.  Substitution is a method of solving systems of equations by removing all but one of the variables in one of the equations and then solving that equation. This is achieved by isolating the other variable in an equation and then substituting values for these variables in other another equation. 
 2. Elimination is another way to solve systems of equations by rewriting one of the equations in terms of only one variable. The elimination method achieves this by adding or subtracting equations from each other in order to cancel out one of the variables.
3. Augmented matrices can also be used to solve systems of equations. The augmented matrix consists of rows for each equation, columns for each variable, and an augmented column that contains the constant term on the other side of the equation.
Part C :
7x +y = 14
5x + y = 4
 X= 5 and y = - 21
Hope this Helps : )
 
        
             
        
        
        
3/4z - 1/4z + 3 = 2/4z + 5
3/4z - 1/4z - 2/4z = 5 - 3
2/4z - 2/4z = 2
0 ≠ 2
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<span>It has no solution.</span>
        
                    
             
        
        
        
Answer: 
Perimeter = 22 units 
Area = 30 units squared
Step-by-step explanation: To find the perimeter of this figure, add the lengths of the rectangle's four sides (5+6+5+6=22). To find the area of this figure, multiply the length and width of the rectangle (5x6=30). 
 
        
             
        
        
        
Answer:
519.99(.0825) = 42.899
519.99 + 42.899 = $562.89
Step-by-step explanation: