Question

3x^2-x-9-(x^2+10x+11)=
I keep getting 2x^2-11x-20, but its wrong. help!

Answer 1

how do you know its wrong

Answer 2

carefully check the original

Answer 3

even i'm getting the same

Answer 4

i entered it and it says its wrong in my homework online

Answer 5

@triciaal pls show us the right path

Answer 6

same path that's why I suggested the original

Answer 7

what result do you get @triciaal

Answer 8

same

Answer 9

@Kimes i guess you copied wrong

Answer 10

oh i forgot the - in (x^2+10x+11)
so its 3x^2-x-9-(-x^2+10x+11)

Answer 11

see

Answer 12

so sorry

Answer 13

its ok
now pls solve it correctly

Answer 14

I was correct carefully check the original

Answer 15

i got 4x^2-11x-20