Solve.
- 
= 7
A. 
B. 
C. 
D. 7
Answer: B
Mathematics
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Simplify the expression by combining like terms. 18.2x - 8.7 - 6.7x + 21
A. 11.5x + 13.3 B. 11.5x + 12.3 C. 12.5x + 12.3 D. 23.8x
Mathematics
Find all rational zeros.f(x) = x3 - 3x2 - 4x + 12
A. {3, 4, -2} B. {-3, -4, 2} C. {-2, -3, 2} D. {2, 3, -2}
Mathematics
Let p denote the statement "Jack committed the crime" and let q denote the statement "Jack is friendly." Which of the following denotes the statement "Jack committed the crime, and he is not friendly"?
A. p ? ~q B. ~p ? q C. p ? q D. ~(p ? q) E. none of these
Mathematics
Find the standard form of the equation of the parabola with the given characteristic(s) and vertex at the origin.
?
Focus: 
?
A. 
B. 
C. 
D. 
E. 
Mathematics