Answer:
A. -9n + 20
Step-by-step explanation:
First, distribute -5 to all terms within the parenthesis:
-5(2n - 4) + n
(-5 * 2n) + (-5 * -4) + n
-10n + 20 + n
Simplify. Combine like terms:
(-10n + n) + 20
(-9n) + 20
A. -9n + 20 is your answer.
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Hello!
I believe that 36.90 as a fraction would be 369/10
I hope this helps!
Answer:
648
Step-by-step explanation:
Answer:
This is a biased sample.
Step-by-step explanation:
This is because she gave a random sample, but the she had the convenience of the students being with her when she surveyed. So it'e not actually random. She could also worded the survey or gave a biased response.
Answer: quit
Step-by-step explanation: