<span>The correct answer is 11 ft.
Explanation:
The diagonals of a parallelogram bisect each other. This means that the portion marked x+4 is the same length as the portion marked 2x-7; this gives us the equation x+4=2x-7.
Subtract x from each side:
x+4-x=2x-7-x
4=x-7.
Add 7 to both sides:
4+7=x-7+7
11=x</span>
Answer:
n=8
Step-by-step explanation:
n/2+3=7
-3 -3
n/2 = 4
*2 *2
n=8
I am doing this for points so i can catch up to my brother who is an expert