Answer:
c
Step-by-step explanation:
x²+y²+4x+6y=0
compare with x²+y²+2gx+2fy+c=0
centre is (-g,-f)=(-2,-3)
radius=√(g²+f²-c)=√((-2)²+(-3)²-0)=√13
Answer:
65+19=84
Step-by-step explanation:
Emily has $84
It is 7. None of the other ones fit at all
Answer:
1. 18
2. 2412
Step-by-step explanation:
1. Monday 3
Tuesday 6
Wensday 9
Thursday 12
Friday 15
Sunday 18
_____________________________________________________
2.
603*4=2412
Answer:
$13.20
Step-by-step explanation:
total cost of tickets = $92.40
total number of tickets = 7
cost of each ticket
= total cost of tickets ÷ total number of tickets
= 92.40 ÷ 7
= $13.20
hope this helps