intermediate algebra

[hopen2impov]

add

(-9 +5n^5 -2n^4) + (3n^5 -9n^4 +5)
-9 +5n^5 -2n^4 +3n^5 -9n^4 +5
+5n^5 +3n^5 -2n^4 -9n^4 -9+5
answer +8n^5 -11n^4 -4

 

[wjm11]

(-9 +5n^5 -2n^4) + (3n^5 -9n^4 +5)
-9 +5n^5 -2n^4 +3n^5 -9n^4 +5
+5n^5 +3n^5 -2n^4 -9n^4 -9+5
answer +8n^5 -11n^4 -4

Correct.

 

[hopen2impov]

Thank you for checking my work.