Answer:
x=46
Step-by-step explanation:
+
=
x=46
Hope this helps! :)
Answer:
The second and third one.
Step-by-step explanation:
If you use a calculator and do 3 x 3 x 3 x 3 x 3 it equals 243. If you do 3 x 3 x 3 x 3 it equals 81 and then you do 81 x 3 it equals 243.
I hope this helps.
We'll first simplify both sides of the expression to get (simply using the distributive property):

Then, we can simplify a little bit:

To solve for n, we have to isolate it. Let's subtract 3n from both sides to further simplify it:

Then, add 18 to both sides to get the value of n:

And that's your answer. If you have questions on how I got that, feel free to ask!
Answer:
Step-by-step explanation:
im not a spoiler