Simplify by combining like terms.-7x + 4x
A. -3x2
B. 3x
C. -11x
D. -3x
Answer: D
Mathematics
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Combine the following, if possible.
+ 
+ 
+ 
A. 
+ 
+ 18
B. 65
+ 18
C. 11
+ 
+ 
D. 11
+ 18
Mathematics
Find the partial fraction decomposition for the rational expression.
A. 
+ 
+ 
B. 
+ 
- 
C. 
- 
- 
D. 
+ 
- 
Mathematics
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. 
B. (0, 13)
C. (0, 0)
D. 
Mathematics
Solve the system of equations using substitution.
A. x = 3, y = -2; x = -3, y = 4 or (3, -2), (-3, 4) B. x = -1, y = 2; x = 5, y = -4 or (-1, 2), (5, -4) C. x = 2, y = -1; x = -4, y = 5 or (2, -1), (-4, 5) D. x = -2, y = 3; x = 4, y = -3 or (-2, 3), (4, -3)
Mathematics