We can solve this by distributing

Now, distribute the 4 to both 8x and 5.

That's your answer!
Answer:
b
Step-by-step explanation:
...
Answer:
9
Step-by-step explanation:
6n = n² - 27
n² - 6n - 27 = 0
n² - 9n + 3n - 27 = 0
n(n - 9) + 3(n - 9) = 0
(n - 9)(n + 3) = 0
n = -3, 9
Answer:
129
Step-by-step explanation:
there is a sequence of 9 to each