Answer:
9x+9
Step-by-step explanation
Combine like terms (6x and 3x, 2 and 7)
Answer:
C and X , B and L , A and W , D and G are congruent
A football field is rectangle so each matching side has the same length. Perimeter = adding all sides
One rotation has 360 degrees. Since regular Pentagon has 5 sides and each of them takes 360/5=72 degrees when looked from center, if we rotate regular Pentagon by 72 degrees we will get same shape as we started from.
Therefore answer is 72 degrees.
Answer:

Step-by-step explanation:
We are given the following function in the question:

We have to derivate the given function.
Formula:

The derivation takes place in the following manner

