Solve the equation.
= 4
A. ?
B. {6, -6}
C. {5, -5}
D. {5}
Answer: C
Mathematics
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Solve the rational equation.
- 
= 
A. {
B. {-45}
C. {45}
D. {90}
Mathematics
Provide an appropriate response.The mail carrier takes away six checks for $10 each. Are you richer or poorer? by how much?
A. Poorer by $200; (-6) ? 10 = -200 B. Richer by $60; 6 ? 10 = 60 C. Richer by $200; (-6) ? (-10) = 200 D. Poorer by $60; (-6) ? 10 = -60
Mathematics
Find the equation of the axis of symmetry of the parabola.y = 
x2
A. x = - 
B. x = 0
C. x = 
D. y = 0
Mathematics
Solve the system by elimination.5 x - y = 114x + y = 16
A. (3, 4) B. (3, 5) C. (4, 3) D. No solution
Mathematics