Subtract.
A. 100
B. 50
C. 130
D. 40
Answer: B
Mathematics
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Evaluate the expression.3-2
A. -9
B. 9
C. 
D. 
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 3(
- 
)
B. -(
- 
)
C. -3(
+ 
)
D. -3(
- 
)
Mathematics
Use elimination to solve the system of equations.8x - 5y = 285x - 2y = 22
A. (6, 5) B. (6, 4) C. Inconsistent; no solutions D. (5, 5)
Mathematics
Solve the problem.During a hurricane evacuation from the east coast of Georgia, a family traveled 
west. For part of the trip, they averaged 
but as the congestion got bad, they had to slow to 
If the total time of travel was 7 hours, how many miles did they drive at the reduced speed?
A. 29 mi B. 44 mi C. 34 mi D. 39 mi
Mathematics