Combine like terms.15x - 7y - 6x - 5y
A. 9x - 2y
B. -9x - 12y
C. -9x - 2y
D. 9x - 12y
Answer: D
Mathematics
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Use the commutative and associative properties to simplify the expression.-2(5y)
A. 10y B. 3y C. -10 + y D. -10y
Mathematics
Evaluate.Find (f - g)(-4) when f(x) = 3x2 + 1 and g(x) = x + 5.
A. 40 B. 48 C. -45 D. 58
Mathematics
Classify the pair of angles shown in the figure below, where l?1 and l?2 are parallel.
?
?
?
The angles are __________ (vertical angles, adjacent and supplementary angles, corresponding angles, or alternate interior angles).
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find 
at time 
for the space curve 
. Round your answer to three decimal places.
?
A. 0.796 B. 0.383 C. 0.766 D. 1.868 E. 0.808
Mathematics