-2x^2 + 3x - 9 = 0
The quadratic is not factorable so quadratic formula must be used.
x = (-b + - √(b^2 - 4ac))/2a
a = -2, b = 3, c = -9
x = (-3 + - √(9 - 4*-2*-9))/-4
x = (-3 + - √(-63))/-4
x = -3 + - 3i√7
--------------
-4
x = 3 + 3i√7 x = 3 - 3i√7
------------ ------------
4 4
Answer:
She gave away 24 cards
Step-by-step explanation:
(36)*(
)=24
The answer is: $ 10,800 .
______________________________________________
$15,000 - (0.28)($15,000) =
$15,000 - $4,200 = $ 10,800 .
______________________________________________
29 = 13 + 4x
16 = 4x
x = 4
The number is 4
Answer:
-3
Step-by-step explanation:
