Solve the system by graphing.-5x - 3y = 64x - 5y = -2
A. (-1, -0.4)
B. (-0.6, 0.9)
C. (0.5, 0.4)
D. (-0.4, -1)
Answer: A
You might also like to view...
Write a polynomial in two variables that describes the total area of the shaded region. Express the polynomial as the sum or difference of terms. 5x + 3y
A. 5x2 + 8xy + 3y2 B. 5x2 + 15xy + 3y2 C. 5x2 + 3y2 D. 5x2 + 5xy + 3y2
Solve the problem.A study was conducted to compare the average time spent in the lab each week versus course grade for computer students. The results are recorded in the table below. By using linear regression, the following function is obtained: 
where x is the number of hours spent in the lab and y is grade on the test. Use this function to predict the grade of a student who spends 13 hours in the lab. Number of hours spent in lab Grade (percent) 10 96 11 51 16 62 9 58 7 89 15 81 16 46 10 51
A. 64.4 B. 60.4 C. 75.6 D. 67.0
Perform the indicated operations.0 - 7.39
A. -7 B. -7.39 C. 0 D. 7.39
Find all saddle points for the matrix game.
A. Entry a13 B. Entry a21 C. Entry a11 D. No saddle points