19 feet
convert 2 
into an improper fraction
2 = 
hence the length of the wall is 19 feet
Answer:
x ≥ - 1
Step-by-step explanation:
the solid circle above - 1 on the number line indicates that x can equal - 1
the arrow points right indicating x is greater than or equal to - 1 , that is
x ≥ - 1
Answer:
x=15
Step-by-step explanation:
you get everything out of the parentheses then u subtract or add the two constants together which will give u 15
Answer:
Step-by-step explanation:
y=-1/2(x+10)^2+14
2y=-(x+10)^2+28
(x+10)^2=28-2y
L.H.S. is positive.
so 28-2y≥0
28≥2y
or 2y≤28
or y≤ 14
Range is (-∞,14]
Answer:380
Step-by-step explanation:sort the list, take center value or mean of center values if even number of items in list
