Provide an appropriate response.Find the mistake in the following problem: 
+ 
= 
= 
What will be an ideal response?
To add, you need a common denominator.
+ 
= 
+ 
= 
or 1
Mathematics
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Add or subtract.
- 
A. 
B. 
C. 
D. 
Mathematics
Graph the two functions on one coordinate plane.f(x) = 
g(x) = 
- 2
A. 
B. 
C. 
D. 
Mathematics
Write the quotient in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
The graph shows the total sales in thousand of dollars from the distribution of x thousand catalogs. Find the average rate of change of sales with respect to the number of catalogs distributed for the change in x.
10 to 30
A. 
B. 1
C. 
D. 3
Mathematics