Answer: 
Step-by-step explanation:

Answer:
I thin B -7 cause its negative and negative goes down.
Step-by-step explanation:
Answer:
x = 4.
Step-by-step explanation:
Distribute, isolate and solve.
No, because if you work with fraction and do

(3 eggs for every 2 cups) then you would be multiplying 3x4 and now you have tot do that to the demominator so she would need 8 cups of sugar
You combine like terms.
-2x+9x
whatever answer that is you then combine the like terms -9+-1 the you just make an expression out of them.