The equation of the ellipse that has a center at (
2
,
4
)
, a focus at
(
5
,
4
)
, and a vertex at
(
7
,
4
)
, is
(
x
−
C
)
2
A
2
+
(
y
−
D
)
2
B
2
=
1

where
A
=

B
=

C
=

D
=

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

The coordinate grid shows a pentagon. the pentagon is translated 3 units to the right and 5 units up to create a new pentagon. what is the rule for the location of the new pentagon?

What is the equation of a line that passes through points (0, 4) and (-4,-8)?