Use the LCD to simplify and solve.
d = - 
A. - 4
B. - 
C. 1
D. 
Answer: B
Mathematics
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Find the center of the ellipse.
+ 
= 1
A. (0, 3) B. (5, 3) C. (5, 0) D. (0, 0)
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Solve the system graphically.y = 2x + 3y = -3x - 7
A. (-2, 0) B. (2, 1) C. (-2, 1) D. (-2, -1)
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Translate the phrase to an algebraic expression. Use "x" to represent "a number". -4
decreased by a number
A. 4
- x
B. -4
÷ x
C. -4
- x
D. x - 
Mathematics
Find the sum of the first n terms of the sequence.1, -4, -9, -14, . . . ; n = 12
A. - 348 B. - 324 C. - 318 D. - 377
Mathematics