Answer:
A
Step-by-step explanation:
observe
x² + 12x + y² + 10y = –45
add 36 + 25 on both side
x² + 12x + 36 + y² + 10y + 25 = –45 + 36 + 25 = 16
(x + 6)² + (y + 5)² = 16
Answer:
x=-2
No, to solve an equation you must use inverse operation which is division
Step-by-step explanation:
16/8=2
-16/8=2
How many laps has he ran and what day of the week is it?
Answer:
Option B.
Step-by-step explanation:
The given table is:
Number of Lease Offices : 0 1 2 3 4 5
Probability : 5/18 1/4 1/9 1/18 2/9 1/12
The expected probability is
Expected probability = 
Expected probability = 
Expected probability = 
It is given that the yearly lease = $12,000.
The yearly leases for the whole building in a given year is
Yearly leases = 
Therefore, the correct option is B.