Simplify.20 + 5 - (-17)
A. -2
B. -42
C. 8
D. 42
Answer: D
Mathematics
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Without graphing, tell whether the graphs of the pair of equations are parallel, perpendicular, or neither. 6x + 2y = 815x + 5y = 22
A. Parallel B. Perpendicular C. Neither
Mathematics
Find the equation of the circle
?
that passes through the points 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Solve the equation.
+ 
x = 1
A. 
B. 
C. 
D. 
Mathematics
Determine the limit (if it exists).
?
?
A. -1 B. -8 C. 3 D. -4 E. does not exist
Mathematics