Solve the equation.1 - 
- 
= 0
A. {9, -2}
B. {-9, -2}
C. {9, 2}
D. {-9, 2}
Answer: A
Mathematics
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Simplify.4 × 0.8 + 1.1 ÷ 2 - 0.62
A. 3.39 B. 10.59 C. 6.49 D. 1.69
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Solve the system of equations. x + y + z = 7 x - y + 2z = 75x + y + z = 11
A. (1, 4, 2) B. (4, 2, 1) C. (4, 1, 2) D. (1, 2, 4)
Mathematics
Use "intersect" on a graphing calculator to solve the equation.x + 1 = 2
A. -1 B. 3 C. -3 D. 1
Mathematics
Remove any dominated strategies and find the optimum strategy for each player. 
A. A: 1: 1/3, 2: 2/3 B: 1: 1/12, 2: 5/12 B. A: 1: 7/12, 2: 5/12 B: 1: 1/3, 2: 2/3 C. A: 1: 5/12, 2: 7/12 B: 1: 1/6, 2: 5/6 D. A: 1: 7/12, 2: 5/12 B: 1: 1/6, 2: 5/6
Mathematics