Write the following statements as a mathematical expression using parentheses and brackets, and then evaluate.Subtract  from . Multiply this difference by .

A.  -   = 
B.   -  ?  = - 
C.   ?  = - 
D.   ?   = 


Answer: D

Mathematics

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Solve the problem.The area A of a rectangle is  If the width W of the rectangle is 3z + 4, find the length L of the rectangle.

A. 5z + 2
B. 5z - 2
C. 15z - 2 - 
D. 5z - 2 + 

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Find the conjugate of the number.9 + 3i

A. 3 + 9i B. -3i C. -9 + 3i D. 9 - 3i

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Find the saddle point and value of the game.Suppose a rugby team with the ball (team A) can choose from three plays while the opposing team (B) has four possible defenses. The numbers in the payoff matrix represent yards gained by A.B A 

A. (3, 4), value 6 B. (2, 2), value 18 C. (1, 1), value 15 D. (2, 3), value 5

Mathematics

Write the statement as an inequality.y is greater than -13

A. y ? -13 B. y < -13 C. y > -13 D. y ? -13

Mathematics