simplify the given polynomial and use it to complete the statement. (8×2-5x-7)-(9×2-3x-5)+(x+7)(x+1) Question simplify the given polynomial and use it to complete the statement. (8×2-5x-7)-(9×2-3x-5)+(x+7)(x+1) in progress 0 Math Adeline 3 weeks 2021-10-01T15:40:23+00:00 2021-10-01T15:40:23+00:00 1 Answer 0

## Answers ( )

Answer:

6x+5

Step-by-step explanation:

(8x^2-5x-7)-(9x^2-3x-5)+(x+7)(x+1)=

8x^2-5x-7-9x^2+3x+5+x*x+x*1+7*x+7*1=

-x^2 – 2x-2+x^2 +x+7x+7=

-2x-2+8x+7=6x+5