Solve the equation by factoring.x2 + 2x - 63 = 0
A. {9, -7}
B. {-9, 7}
C. {-9, 1}
D. {9, 7}
Answer: B
Mathematics
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Factor out the greatest common factor.t(2 - m) + s(2 - m)
A. (t + s)(2 - m) B. (t - s)(2 - m) C. No common factor (except 1) D. t(2 - m) + s
Mathematics
Answer the question.Is this statement true or false? Why?(3 - 3) - 3 = 3 - (3 - 3)
What will be an ideal response?
Mathematics
Solve the system by substitution.x - 5y = -4x + 8y = -4
A. {(-4, 0)} B. {(0, -4)} C. {(0, 4)} D. {(4, 0)}
Mathematics
Use the figure to answer the question.The sales figures for the Big "D" Company are shown below in a line graph.Big "D" Sales 
MonthWhat were the total sales for the first 6 months of 2011?
A. $366,000 B. $290,000 C. $46,000 D. $240,000
Mathematics