Determine the number by which both sides of the equation must be multiplied or divided, as specified, to obtain just x on the left side.
x = 5; multiply by
A. - 
B. 
C. 5
D. 8
Answer: B
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Solve.The planets in a certain solar system have a path that is an ellipse, with Star A as one of the foci. Planet X has a perihelion of 588.6 million miles and an aphelion of 631.8 miles. Find an equation for Planet X's orbit. Express your answer with a and b in millions of miles, rounded to the nearest tenth of a million.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Solve the problem. Simplify the fraction, if possible.In a art class containing 54 students, there are 10 freshmen, 8 sophomores, 6 juniors, and the rest are seniors. What fraction of the class is freshmen?
A. 
B. 
C. 
D. 
Solve.m - 1 ? -5
A. m ? 4 B. m ? -4 C. m ? -6 D. m ? 6
Graph the function on your calculator to determine the domain and range from the graph.f(x) = 
- 6
A. Domain: (-?, ?); range: (-?, ?) B. Domain: (-?, ?); range: (-?, 0) ? (0, ?) C. Domain: (-?, 0) ? (0, ?); range: (-?, 0) ? (0, ?) D. Domain: (-?, 0) ? (0, ?); range: (-?, -6) ? (-6, ?)