Use elimination to determine whether the system of equations has no solutions, one solution, or infinitely many solutions.4x + 5y = -3-20x - 25y = 15
A. No solutions
B. One
C. Infinitely many
Answer: C
Mathematics
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Use the table to find the indicated limit.If f(x) = x2 - 5, find 
f(x).
A. 
; limit = -3.0
B. 
; limit = -15.0
C. 
; limit = ?
D. 
; limit = -5.0
Mathematics
Find the values of the variables for which the statement is true, if possible.
= 
A. x = 6; y = 1; k = -6 B. x = 6; y = -6; k = 9 C. x = 9; y = 5; k = -6 D. x = -6; y = -1; k = 6
Mathematics
Solve the problem.Use the formula A = P(1 + r)2 to find what the rate of interest is if a principal amount of $4000 grows to $4752.40 in 2 years, if interest is compounded annually.
A. 7% B. 10% C. 11% D. 9%
Mathematics
Refer to the graph or table to find the indicated value(s).Find the maximum point.
A. (1, 2) B. (1, -2) C. (-1, 2) D. No such value
Mathematics