Solve the system.5w - 3y + z = 16-w + 5x + y - 5z = 125w - x + + 3z = 17 x - 5y - z = -12
A. (5, 0, -3, 0)
B. (1, -2, -7, -5)
C. (6, -2, 3, -5)
D. (-2, 6, 5, -6)
Answer: C
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Write the coordinates of each point in the graph.
A. (1, 30); (6, -2) B. (7, 6); (1, 6) C. (7, 1); (6, -2) D. (7, 1); (-2, 6)
Solve the problem.A cable TV company charges $22 for the basic service plus $8 for each movie channel. Let y be the total cost in dollars of subscribing to cable TV, using x movie channels. Find the slope-intercept form of the equation.
A. y = 22x - 8 B. y = 8x + 22 C. y = 22x + 8 D. y = 8x - 22
Solve the equation.
= 
A. 
B. 
C. 
D. 
Over the course of two hockey seasons, a star hockey player scored 36 goals while playing in 77 games. Which of the following expresses his scoring rate as a unit rate rounded to the thousandths place? Round your answer to three decimal places.
a. 0.569 goals per game b. 0.187 goals per game c. 0.468 goals per game d. 0.767 goals per game