Provide an appropriate response.Explain the difference between saying "Subtract 3.9 from 7.5" and saying "3.9 minus 7.5."
What will be an ideal response?
7.5 - 3.9 versus 3.9 - 7.5
Mathematics
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Find the area.
A. 1350 m2 B. 291 m2 C. 315 m2 D. 157.5 m2
Mathematics
Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
A tank initially contains 125 lb of salt dissolved in 500 gal of water. Saltwater containing 4 lb of salt per gal enters the tank at the rate of 5 gal per min. The mixture (kept uniform by stirring) is removed at the same rate. How many pounds of salt are in the tank after two hours?
What will be an ideal response?
Mathematics
Solve the inequality and write the solution set using interval notation; then graph the solution set on a number line. x2 + 5x ? -6
A. (-?, -3]
B. (-?, -3] ? [-2, ?)
C. [-3, -2]
D. [-2, ?)
Mathematics