Question

what is the sum of the polynomials?
17m - 12n - 1
+ 4 - 13m - 12n
○ 4m + 3
○ 4m - 24n + 3
○ 30m - 5
○ 30m - 24n - 5

Explanation:

Step1: Group like terms

$(17m - 13m) + (-12n - 12n) + (-1 + 4)$

Step2: Combine like terms

$4m + (-24n) + 3$

Answer:

4m - 24n + 3