Add or subtract. Express the answer as a mixed number.
A. 12
B. 11
C. 9
D. 11
Answer: B
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Provide an appropriate response.Graph the equations y = 2x + 1 and y = 2x + 3 on the same set of axes. These are parallel lines. Define parallel. How might one determine that these lines were parallel by examining the equations, but without actually graphing them?
What will be an ideal response?
In the following statement, give an answer between 0° and 360°.A clockwise rotation of 2221° is equivalent to a clockwise rotation of 
.
A. 61° B. 46° C. 91° D. 76°
A plane with a tail wind makes its 987-mile flight in 3 hours. The return flight against the wind takes a half hour longer. What is the wind speed? ?
A. 21.5 mph B. 282 mph C. 26 mph D. 23.5 mph E. 305.5 mph
Solve the inequality and graph the solution.p2 + 6p + 8 > 0
A. (-4, -2)
| -4? | -2 |
B. (-2, ?)
| -2 |
C. (-?, -4) or (-2, ?)
| -4? | -2 |
D. (-?, -4)
| -4 |