
. Subtract 10x from both sides.

. Divide by 5 on both sides. x=20. So you would need to buy 20 movies.
Answer:
Step-by-step explanation:
(f + g)(x) simply means that you are adding together the 2 functions that are written in terms of x.

The only like terms we have there are the x-cubed's, so

Answer:
Step-by-step explanation:
I think it increased by 20% I think or it’s 25% think
18w (please check for sure though, cause im not 100% )