Question

Please help!! Will fan and medal!!

Question attached in comments!!

Answer 1

I think it's \[-16x^2+13x+31\] @soprano.h.d0816

Answer 2

so yes add all like terms

Answer 3

\[-9x ^{2}-17x ^{2}+10x ^{2}+19x-9x+3x+6+25\]

Answer 4

\[-16x ^{2}+13x+31\]

Answer 5

so great job you are correct

Answer 6

You are correct!

Answer 7

Thanks :)