Solve the system by the substitution method.

A. {(x, y) 
B. {(1, 0)}
C. ?
D. {(0, 1)}


Answer: D

Mathematics

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What is 200% of the given number?   698 m

A. 1396 km B. 139600 km C. 139.6 km D. 1.396 km

Mathematics

Sketch the curve.The equation of an ellipse with center (h, k) and major axis parallel to the x-axis is  Sketch the ellipse that has a major axis of 12, a minor axis of 10, and for which (h, k) is (-3, 3).

A.

B.

C.

D.

Mathematics

Solve the system of equations.

A. (2, ), (-3), (2, -), (-3, -)
B. (1, ), (-3), (1, -), (-3, -)
C. (1, ), (-2), (1, -), (-2, -)
D. No solution

Mathematics

Simplify. + 

A.
B.  
C.  
D.  

Mathematics