Answer:
B. 
Step-by-step explanation:
The given circle is centered at
and has radius 3 units.
The equation is given by

where (a,b) is the center and r is the radius.
We substitute the values to obtain;


1h 15minutes, I converted each time into fractions, 2hours to

and the 8hour to

, this means, painter #1 finishes 1/2 of the project in 1 hour, and paither #2 finishes 1/8 of project in 1 hour, now when we make each fraction out of 2 hours, so

and

, we add them and get

, then as mixed number, 1 1/4 which is 1 hour and 15min<em>(1/4 of a hour)</em>
I believe im right.
You start at the point (0,0) then you go up 1 and over to the right 5
Answer:
N=7
Step-by-step explanation:
1. Distribute the 6 into the parentheses
6+30n-6n=174
2.combine like terms
6+24n=174
3. Subtract 6 on both sides
24n=168
4.now divide
24/24 cancels out 24/168 is what 7 soooo
n=7
the answer to the question is 4,778