Decide whether the ordered pair is a solution of the given system.(5, -6)4x + y = 262x + 4y = 34
A. No
B. Yes
Answer: A
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Interpret the meaning of the slope and the y-intercept of the equation in terms of the conditions stated in the problem.The population, in millions, of a city t years after 1990 is given by 
A. 2.6 million is the population of the city in 1990 and 0.08 million is the increase per year in the population . B. 2.6 million is the population of the city in 1991 and 2.68 million is the population in 1992. C. 0.08 million is the population of the city in 1990 and 2.6 million is the increase per year in the population . D. 2.6 million is the population of the city in 1990 and 0.08 million is the decrease per year in the population .
Solve the linear system using an inverse matrix.
A. (-3, 1) B. (3, -1) C. (-1, 3) D. (1, -3)
Find an equation of the parabola described.Focus at (0, -5); directrix the line y = 5
A. y2 = -5x B. x2 = 20y C. x2 = -20y D. y2 = -20x
Solve the given application problem.The stock market lost 36 points on Monday. The next day it lost 57 points. Find the total result for the two days. Express this as a real number.
A. 93 points B. 21 points C. -21 points D. -93 points