Solve the system, if possible.
?
?
A. x = -1, y = 12, z = -2
B. x = 5, y = -6, z = 2
C. x = -5, y = 6, z = -2
D. x = -5, y = 5, z = -2
E. no solution; inconsistent system
Answer: B
You might also like to view...
In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, 
)Find tan t.
A. 
B. 
C. 
D. 
Solve the variation problem.The amount of simple interest earned on an investment over a fixed amount of time is jointly proportional to the principle invested and the interest rate. A principle investment of $4800.00 with an interest rate of 3% earned $720.00 in simple interest. Find the amount of simple interest earned if the principle is $3800.00 and the interest rate is 2%.
A. $38,000.00 B. $570.00 C. $480.00 D. $380.00
Solve the problem.The ending balance from Christine's most recent bank statement is $515.33. Find the current balance in Christine's checking account using the information given below.
A. $179.19 B. $798.16 C. $496.33 D. $779.16
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. 
B. 10
C. 
D. 