Solve the system of equations by using substitution. 
A. x = 1, y = 0
B. x = 1, y = 1
C. x = 0, y = 1
D. x = 0, y = 0
Answer: C
Mathematics
You might also like to view...
Solve the problem.The motion of a spring-mass system is described by the equation 
where y is the distance in feet from the equilibrium position and t is time in seconds. If the weight is 18 feet from the ceiling in a state of equilibrium, find the starting position of the weight 
A. 12 ft B. 6 ft C. 36 ft D. 18 ft
Mathematics
Find the sum of the series.
A. 
B. 
C. 
D. 
Mathematics
Find the exact value by using a half-angle identity.sin 
A. 
B. - 
C. - 
D. 
Mathematics
Use Gaussian elimination to solve the system of equations. x - y + 5z = 62x + z = 1 x + 3y + z = -2
A. (1, 0, -1) B. No solution C. (0, -1, 1) D. (1, -1, 0)
Mathematics