It’s c) but my answer has to me 20 things long so yah
Answer:
The answer is
<h2>3x - 10</h2>
Step-by-step explanation:
(5x - 3) - (2x + 7).
<u>Remove the brackets</u>
That's
5x - 3 - 2x - 7
<u>Group like terms and simplify</u>
That's
5x - 2x - 3 - 7
We have the final answer as
<h3>3x - 10</h3>
Hope this helps you
Answer: 0.9746
Step-by-step explanation:
Given : A normally distributed population has a mean of 250 pounds and a standard deviation of 10 pounds.
i.e.

Sample size : n= 20
Let
sample mean values.
Then, the probability that this sample will have a mean value between 245 and 255 be

Hence , the probability that this sample will have a mean value between 245 and 255 is 0.9746 .
Answer:
x = 1/3
Step-by-step explanation:
Answer:
x = -4
Explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.