Which system of equations is represented on the graph above? O A. X = 2; y = 1
O B. x + y = 3; x + 2y = 3
O C. 2x - y = 3; 3x + y = 7
D. x + y = 3; 3- y = x

What are the sotions to the quadratic equation 9x^2=4

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)

2x + 3y = 17 5x + 6y = 32 usibg method if elimination