Respuesta :

happyend
The perimeter is all three sides added together:
x + 4 + 2x + 1 + 3x - 2 = perimeter

Now you simplify it into:
6x +3 = perimeter

If the perimeter is 45 feet, what is the value of x:
6x + 3 = 45
6x = 42

x = 7

Answer:

x = 7

Step-by-step explanation:

i got it right