Solve the equation.-0.66(5000) + 0.8x = 0.07(5000 + x)
A. 4900
B. 2500
C. 5100
D. 5000
Answer: D
Mathematics
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Solve the quadratic equation by factoring.x2 - 81 = 80x
A. {-1, 81} B. {1, -81} C. {-9, -9} D. {-9, 9}
Mathematics
Use the figures to answer the question.
Do figures 4 and 5 represent equivalent fractions?
A. Yes B. No
Mathematics
Solve.-9.8y = 39.2
A. - 
B. -4
C. -29.4
D. -35.2
Mathematics
Perform the indicated operation. Assume that variables represent positive numbers.
- 3
A. 2
- 3
B. -44
C. -12
D. -10
Mathematics