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