Answer:
the mean is 4
Step-by-step explanation:
add 6+5+6+1+5+5+0=28
then divide 28 by how many numbers there are so it would be 7 numbers
28 divided by 7 equals 4
Answer: No value for x
Step-by-step explanation:
Open the bracket
2x-6=2×+5; combine like terms
2×-2×=5+6
0=11
Answer:
-6
Step-by-step explanation:
3n = n² - 54
n² - 3n - 54 = 0
n² - 9n + 6n - 54 = 0
n(n - 9) + 6(n - 9) = 0
(n - 9)(n + 6) = 0
n = 9 , -6
Answer:
we need more info to answer this question
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