Solve the problem.Add (2x - 8 - 4x3) to the sum of (6 + x2 + 6x) and 
A. -3x3 + 3x2 + 8x - 8
B. -2x3 + 10x - 8
C. -3x3 + x2 + 10x - 2
D. -3x3 + x2 + 10x - 8
Answer: D
Mathematics
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Solve.Tim needs to apply 3 gallons of herbicide per acre of soybeans. How many gallons of herbicide are needed for 212 acres?
A. 162 gallons
B. 56 gallons
C. 159 gallons
D. 795 gallons
Mathematics
Subtract. Simplify the result, if possible. -
A.
B.
C. 13
D.
Mathematics
Solve the problem.A loaf of bread is removed from an oven at and cooled in a room whose temperature is
. If the bread cools to
in 20 minutes, how much longer will it take the bread to cool to
A. 18 min B. 6 min C. 26 min D. 7 min
Mathematics
Solve the inequality, and graph the solution set.(c + 7)(c + 5)(c - 5) > 0
A. (-7, -5) ? (5, ?)
B. (-?, -7) ? (-5, 5)
C. (-?, -5)
D. (5, ?)
Mathematics