Answer:
-12771250
Step-by-step explanation:
We want to evaluate;

We expand to get;


We multiply to get;

We now subtract to get :

4 cups of pecans = 5 cups of walnuts
x cups of pecans = 8 cups of walnuts
CROSS MULTIPLY
4*8 =5x
5x = 32
DIVIDE BOTH SIDES BY 5
5x/5 = 32/5
x=6.4
Therefore, 6.4 cups of pecans would be added to 8 cups of walnuts
The first one is 810
The second is -120
Answer:
you didn't post a picture :/