The answer is negative-48
<h3>
Answer: Choice A</h3>
What we do is simply replace every n with k+1. So (3n)^2 turns into (3(k+1))^2
We see that only choice A has the correct term mentioned on the left hand side, so this must be the answer.
The right hand side is treated the same way. We plug in n = k+1. Your teacher did a bit of algebraic manipulation to get what is shown for choice A.
Answer:
15m+7n2+1
Step-by-step explanation:
You can add 9m and 6m. Then you will get 15m. Then you would add -4 and 5, you would get 1. So the new equation would be the answer. Since 7n2 doesn’t have another variable to connect to.
B 6x - 3
help theres a character limit