Divide.

A. x + 2
B. x - 2
C. 2 - x
D. x + 9


Answer: B

Mathematics

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Simplify the expression. Assume that all variables are positive when they appear.

A. 4y8 B. 2y16 C. 2y8 D. 2y14

Mathematics

Solve the problem.A hardware store owner advertises a certain brand of drill. Each month he changes the price (in dollars) of the drill and tracks the number of units sold. His sales can be approximated by the equation  where x represents price and y represents sale. Complete the table, and make a scatter diagram of the data. 

What will be an ideal response?

Mathematics

Add or subtract. Express the answer as a mixed number.

A. 14
B. 15
C. 16
D. 15

Mathematics

Find an equation in standard form for the hyperbola that satisfies the given conditions.Foci at (±8, 0), transverse axis with length 14

A.  -  = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1

Mathematics