Use an associative property to complete the statement.2y + (2x - 5) = 
A. (-10y + 2x) - 5
B. -3x + -6
C. (2y + 2x) - 5
D. (2y - 5) + 2x
Answer: C
Mathematics
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Use a strictly graphical approach to solve the equation over the interval [0, 2?). Express solutions to the nearest hundredth. sin x = 1 - 2cos x
A. {1.57, 5.64} B. {0.64, 4.71} C. {2.50, 4.71} D. ?
Mathematics
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
When is the body moving backward?
A. 8 < t ? 10 B. 2 < t < 3, 4 < t < 5, 7 < t < 8 C. 2 < t < 3, 4 < t < 5, 7 < t < 9 D. 8 < t < 9
Mathematics
Provide an appropriate response.Which is the common denominator for 
and 
?
A. 15 B. 10 C. 5 D. 20
Mathematics
Write the fraction in decimal notation.
A. 0.88 B. 0.68 C. 0.8 D. 0.94
Mathematics