bigdummy
bigdummy
14-02-2015
Mathematics
Answered
(6x^3+9x-8)+(5x-9x^2+7
Answer :
apologiabiology
apologiabiology
14-02-2015
add like terms
I'm assuming that you forgot to put the parenthasees at the end
so exg
4x+8x=12x
2x^2+3x^2=5x^2
3x^2+3x^3=3x^2+3x^3
group like tems
6x^3+9x-8+5x-9x^2+7
6x^3-9x^2+14x-1
Answer Link
gabs623
gabs623
14-02-2015
6x^3 + 9x -8 +5x -9x^2 +7
6x^3 - 9x^2 + 14x -1
Answer Link
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