Number 1. is D.
Number 2. is A.
Let me know if they are correct.
-24a-30. This is so because when you distribute you get numbers with like terms which you can then combine into a "simple" answer.
Answer:
Step-by-step explanation:
Given
There is liter of pure alcohol
Suppose liters of water is added
After addition of water, alcohol becomes 45% in concentration
Thus, of water is added to the pure alcohol.
It can be changed by having no y intercept for that month
hope i helped :3