Question

evaluate -a -8b when a = 9 and b = -3
someone please help quick!!

Answer 1

Answer:

15

Step-by-step explanation:

-a -8b = -9 + 24 = 15

Answer 2

Answer:

15

Step-by-step explanation:

    -a -8b  

  so you replace  alphabets with the figures given

  =  -9 - 8(-3)

   when you multiply two negatives they give you a positive hence;

    = -9 +24

the answer is

    = 15