1. Solve by the method of determinants. A. (-0.2, -0.4) B. (-0.4, -0.2) C. (-0.2, 0.4) D. (0.4, 0.2) Hint 2. Vince and Brian each need two kinds of items at the store. Vince bought 10 of item A and 14 of item B and spent \$97. Brian bought 8 of item A and 25 of item B, and spent \$119. How much did each item cost? A. item A = \$750item B = \$3.50 B. item A = \$4.50item B = \$3 C. item A = \$5.50item B = \$3 D. item A = \$5item B = \$3.50 Hint 3. Solve by the method of determinants. Round to the nearest hundredth. A. (1.86, 2.20) B. (-1.86, -2.20) C. (2.46, 1.20) D. (1.68, 4.40) Hint 4. Two sides of an angle are contained in lines whose equations are and Find the coordinates of the vertex of the angle. Round to the nearest hundredth. A. (1.79, 1.06) B. (1.78, -1.16) C. (1.89, 3.26) D. (2.76, 3.16) Hint 5. Which method of finding solutions would work best to find the solutions to the system and state why? A. determinants and matrices, because there are fewer calculations B. adding and multiplying C. substitution D. adding or subtracting Hint