X²-4x+18=0
x= 4 ± √(16-4*1*18) / 2
x=4±√(16-72) /2
x= 4 ± √-56 /2
x = 4±2i√14 / 2
x= 2±√14 * i
Percent change = change/original * 100
(2.65 - 2.30)/ 2.65 * 100
.35/2.65 * 100
13.2 % decrease
-13.2% if you need to write is as a negative
Ty's social security tax is
6.2% * $3000 = $186.00
The best choice is ...
A. $186.00
12/-30=8x
cross multiply
12x=-240
x=-20
Answer:
a=39
Step-by-step explanation:
