Answer:
Step-by-step explanation:
the balloon starts at (10, 0 )
it ends at 16,0)
in the middle it's at between 10 and 16 , so say about 13, where it reaches 27
so in the middle it's (13,27)
so ( 11, 9)
(12, 18)
got 13
(14, 18)
(15, 9)
got 16
:P
Answer:
-3x+30
Step-by-step explanation:

Expand 

Simplify 

Answer:
x=3, y=4
Step-by-step explanation:
hope this helps!
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Answer:
(-7,1)
Step-by-step explanation:
The vertex of a parabola is the maximum or minimum point on the graph. On this point, the maximum is at (-7,1).
Answer:
x = 5
Step-by-step explanation:
NOTE: THE 2 SIDES ARE THE SAME LENGTH
THEY HAVE TO BE SMALLER THEN 10
So 10/2 = 5
x = 5
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