Find the LCD for the rational expression.
,
A. 9x + 7
B. 9(x + 7)
C. 9
D. x + 7
Answer: B
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Use your estimation skills and the percent shortcuts to select the most reasonable answer. Do not write an equation and solve it.75% of $1380 is how much?
A. $460 B. $2415 C. $345 D. $1035
Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + 7x + 5 = 0
A. 
B. 
C. 
D. 
Solve.Karen went shopping for holiday presents for her family. She spent $233 on Monday, $259 on Tuesday, and $397 on Wednesday. What is the total amount of money that she spent on gifts?
A. $999 B. $889 C. $789 D. $899
Find the equation of the parabola with the given properties.Vertex: (-3, 4); horizontal axis of symmetry; containing the point (17, 2)
A. 
(y - 4) =(x + 3)2
B. 
(x - 4) =(y + 3)2
C. 
(y + 4) =(x - 3)2
D. 
(x + 3) =(y - 4)2