Question

. If (- a + 2ab - 3b + 7) is subtracted
from (10a - 7ab - 8b - 11), we get :
A) -11a +9ab + 5b + 18
B) -9a + 9ab + 5b + 18
C) 9a - 9ab - 5b - 18
D) 11a-9ab - 56 - 18​

Answer 1

Answer:

11a - 9ab - 5b - 18

Step-by-step explanation:

= ( 10a - 7ab - 8b - 11) - ( -a + 2ab - 3b + 7)

= 10a - 7ab - 8b - 11 + a - 2ab + 3b - 7

= 10a + a - 7ab - 2ab - 8b + 3b - 11 - 7

= 11a - 9ab - 5b - 18.

I hope it helps you ✌️..

Good Night...