(8a5+10a3) - (13a5-7a3) =

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8 + 8 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

(8a5+10a3) - (13a5-7a3) =

-5a5+3a3

5a5+17a3

-5a5+17a3

21a5+3a3