Solve and check your answer.
x = 12
A. x = 63
B. x = -20
C. x = - 
D. x = 1
Answer: B
Mathematics
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Divide and simplify.
A. 20x4 B. 3x4 C. 3x3 D. 3x8
Mathematics
Solve the inequality. Write the solution set in interval notation.x2 - 6x - 16 > 0
A. (-?, -8) ? (2, ?) B. (-8, 2) C. (-2, 8) D. (-?, -2) ? (8, ?)
Mathematics
Simplify and add or subtract wherever possible.21
- 9
A. 60
B. 30
C. 12
D. 12
Mathematics
Solve the problem.Determine whether the ordered triple (7, 2, -5) is a solution of the system of equations.3x - 8y + z = 02x + 4y - 3z = 37-x + 2y - z = 2
A. Yes B. No
Mathematics