Solve by the substitution method.0.3x + 0.2y = 1.3 x - 0.6y = 5.6
A. {(-1, 5)}
B. {(5, -1)}
C. {(0.5, -0.1)}
D. ?
Answer: B
Mathematics
You might also like to view...
Sketch the graph of the equation. If the graph is a parabola, find its vertex. If the graph is a circle, find its center and radius.y2 + x2 - 4x = 0
A. center (-2, -0); radius = 2
B. center (0, 2); radius = 2
C. center (2, 0); radius = 2
D. center (-0, -2); radius = 2
Mathematics
Answer the question.True or False? An earthquake of magnitude 4 will do twice as much damage as an earthquake of magnitude 2.
A. True B. False
Mathematics
Perform the indicated operation, if possible.
- 
A. 
B. 
C. 
D. 
Mathematics
Graph the inequality.y ? 3x + 1
A. 
B. 
C. 
D. 
Mathematics