Simplify the algebraic expression.-6x + 3x
A. 3x
B. -9x
C. 9x
D. -3x
Answer: D
Mathematics
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Solve the equation by completing the square.t2 - t - 9 = 0
A. 1 ± 
B. 
C. 
D. 
Mathematics
Estimate the difference by rounding each number to the nearest thousand.84,348
A. 56,800 B. 56,700 C. 56,000 D. 57,000
Mathematics
Simplify the rational expression.
A. 
B. 
C. 
D. j+ k
Mathematics
Graph the function.y = log2 x
A. 
B. 
C. 
D. 
Mathematics