Solve the problem.The system of equations 
= (-3 + 4y)x and 
= (-3 + x)y describes the growth rates of two symbiotic (dependent) species of animals (such as the rhinoceros and a type of bird which eats insects from its back). What happens to the rhinoceros population when the bird population decreases?
A. The rhinoceros population decreases.
B. The rhinoceros population stays the same.
C. The rhinoceros population could either increase or decrease.
D. The rhinoceros population increases.
Answer: A
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Calculate the simple interest.$9 at 7.1% APR for 1600 yr.
A. $8.52 B. $852.00 C. $113.60 D. $1022.40
Use Gauss-Jordan elimination to solve the linear system and determine whether the system has a unique solution, no solution, or infinitely many solutions. If the system has infinitely many solutions, describe the solution as an ordered triple involving variable z.5x + 2y + z =-112x - 3y - z=177x - y=12
A. no solution B. (0, -6, 1) C. (1, -5, 0) D. (-2, 0, -1)
Provide an appropriate response.A prime number has exactly 
factor(s).
A. 3 B. 1 C. 0 D. 2
Graph.y = 
A. 
B. 
C. 
D. 