Answer:
see explanation
Step-by-step explanation:
The equation of a parabola in vertex form is
y = a(x - h)² + k
where (h, k) are the coordinates of the vertex and a is a multiplier
To obtain this firm use the method of completing the square
Factor out - 1 from each term
y = - (x² - 9x + 12)
To complete the square
add/subtract (half the coefficient of the x- term )² to x² - 9x
y = - (x² + 2( -
)x +
-
+ 12 )
= - ( (x -
)² -
)
y = - (x -
)² +
← in vertex form
Answer:
The equation that can be used to find d is 

Step-by-step explanation:
Let
d -----> the number of dogs
we know that
The linear equation that represent this situation is

Solve for d
Subtract 17 both sides


Divide by 2 both sides

Answer:
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Step-by-step explanation:njjjn
Answer:
You cant join mine. Mine has strict rules and c rap sign up with a email and stuff.
Step-by-step explanation:
Answer:
Part A: 1.25g + 14.25 <u><</u> 55.00
Part B: 32 games
Step-by-step explanation:
A:
price per game * games played (1.25g) + money he's already spent (14.25)
must be less than or equal to his total budget (55.00)
equation: 1.25g + 14.25 <u><</u> 55.00
B:
total (55.00) - already spent (14.25) = what he can spend on games (40.75)
55.00 - 14.25 = 40.75
arcade budget (40.75) / cost per game (1.25) = 32.6
because you can't play 0.6 games, 32 games