Determine whether the pair of lines is parallel, perpendicular, or neither.y = 1 - xy = x + 1
A. Parallel
B. Perpendicular
C. Neither
Answer: B
Mathematics
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Solve the system of equations by the substitution method.
A. (- 
, 
)
B. (
, - 
)
C. infinite number of solutions
D. no solution
Mathematics
Evaluate the limit.
A. 0
B. 1
C. ?
D. 
Mathematics
Evaluate:. 
a. 11 b. 1 c. 55 d. 165
Mathematics
Find the equation of the least squares line.In the table below, x represents the number of years since 2000 and y represents the population (in thousands) of the town Boomville. 
A. y = 25x - 5 B. y = 12x + 20 C. y = 18x + 8 D. y = 28x - 10
Mathematics