Solve.-1.8x + 2.3x = 2.5
A. 4.1
B. -5
C. -5.5
D. 5
Answer: D
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Give the coordinates of the points shown on the graph.
A. R = (-6, -6), S = (5, -6) B. R = (5, 4), S = (-6, -3) C. R = (-6, 5), S = (-3, -6) D. R = (-6, 5), S = (-6, -3)
Solve the system.2w + x - 2y + z = -1-w + 2x + y - 2z = -52w - x + 2y + 2z = 8 w + x - 2y - z = 1
A. (-4, -1, 2, 3) B. (4, -4, 1, -3) C. (-4, 3, 2, 1) D. (4, -8, 0, 3)
Use factoring and the root method to solve the polynomial equation.0.1x3 - 9x = 0
A. -3
, 0, 3
B. -9
, 9
C. 0, 3
D. -9
, 0, 9
The comparative bar graph below shows the number of male and female athletes at a university over a four-year period. Use the comparative bar graph to answer the question.
Which year had the same number of male and female athletes?
A. 2005 B. 2003 C. 2002 D. 2004