Answer:
0
Step-by-step explanation:
(x – y) – (x – y)
Distribute the minus sing
x-y-x+y
Combine like terms
x-x-y+y
0
Answer:
B. -3 1/2y + 2
Step-by-step explanation:
Our expression is:
.
Let's first distribute out that parentheses. Remember that distribution is simply taking the sum of the product of the outside term with each of the inside terms. Here, the outside term is 1/2 and the inside terms are 4 and -2y:

Now, we have:

We want to combine like terms, which means combining all the terms with y in them:

Remember that -7/2 can be written as the mixed number -3 1/2, so our final answer is:
-3 1/2y + 2
The answer is thus B.
<em>~ an aesthetics lover</em>
2. a beverage company conducts a survey in the lobby of a health club to determine people's favorite beverage.
This question is biased, because certain drinks would be ruled out for being "unhealthy", such as soda, beer, etc. This means that healthier drinks, such as mineral water, electrolyte water, etc, would get more votes.
hope this helps
Slope is 7/4 y intercept is -10