Find the sum:





Find the difference:





Enter the values for a and b that complete the sum:a =

b =
5
Enter the values for m, n, and p that complete the difference:m =

n =
14
p =
2
Enter the values for the highlighted variables to complete the steps to find the sum:

b =
-9
c =
9
d =
3
e =
3
f =
2
g =
1.5
Enter the values for the highlighted variables that show how to subtract the rational expressions correctly:

b =
2
g =
1
Find the sum:




Find the difference:




Which solution shown below contains an error?



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