OK I was flying through these algebra questions by removing the brackets and collecting the like terms. I came across this one anyone help?
2007-01-07 23:21:30 · 5 answers · asked by Andrew R 1 in Science & Mathematics ➔ Mathematics
2mn(n - 4) - n²(2m + 8)
2mn² - 8mn - (2mn² + 8n²)
2mn² - 8mn - 2mn² - 8n²
8mn - 8n²
8n(m - n)
- - - - - - -s-
2007-01-07 23:49:32 · answer #1 · answered by SAMUEL D 7 · 0⤊ 1⤋
Here is the solution:
2mn(n-4)-n²(2m+8)= 2mn²-8mn-2mn²-8n²
=-8mn-8n²=-8n(m+n)
2007-01-07 23:23:58 · answer #2 · answered by Salih D 1 · 0⤊ 0⤋
2mn(n - 4) - n²(2m + 8)
= 2mn² - 8mn - 2mn² - 8n²
= -8mn - 8n²
= -8n(m + n)
2007-01-07 23:23:42 · answer #3 · answered by Tom :: Athier than Thou 6 · 0⤊ 0⤋
2mn(n-4)-n²(2m+8)
2mn^2-8mn-2mn^2-8n^2
-8mn-8n^2
-8n(m+n)
2007-01-08 01:03:20 · answer #4 · answered by Saphira 3 · 0⤊ 0⤋
Math sucks, and I finished taking it in college so I'm DONE! I never have to do math again so ha ha ha!
2007-01-07 23:23:57 · answer #5 · answered by Soundguy 2 · 0⤊ 1⤋