Solve the system of equations. If the system has infinitely many solutions, let the last variable be the arbitrary variable. -4x - 9y + 9z = -73 12x + 27y - 27z = 219-16x - 36y + 36z = -292
A. 
B. ?
C. 
D. {(7, 7, 2)}
Answer: A
Mathematics
You might also like to view...
Find the period of the function.y = sin 5x
A. 2?
B. 
C. 1
D. 5
Mathematics
Solve the equation.1 - 
- 
= 0
A. {9, -2} B. {-9, -2} C. {9, 2} D. {-9, 2}
Mathematics
Determine whether the two binomials are or are not opposites.2x - 3 and 3x - 2
A. Opposites B. Not opposites
Mathematics
Solve the problem.Christine contributes 
each month to her 
. To the nearest dollar, what will be the value of Christine's 
in 20 years if the per annum rate of return is assumed to be 
compounded monthly. Round to the nearest dollar.
A. $178,851 B. $66,390 C. $62,096 D. $189,842
Mathematics