Use elimination to determine whether the system of equations has no solutions, one solution, or infinitely many solutions.4x - 5y = 712x - 15y = 35

A. Infinitely many
B. One
C. No solutions

Answer: C

Mathematics

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Perform the requested operation on the given function.f(x) = , g(x) = 8x - 2Find (fg)(x).

A. 16x - 2
B.    + 16x
C. 16x2 - 4
D. 8x - 2 

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Mathematics

Solve the problem.A population of birds in a small county can be modeled by the polynomial  where x = 1 corresponds to July 1, x = 2 to July 2, and so on. For what days does f estimate the population to be 8550?

A. July 13th B. July 12th C. July 11th D. July 14th

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Mathematics

Find the numerical value of the expression for  and x - 3

A. a) 7 b) 21 B. a) 12 b) 54 C. a) 15 b) 1 D. a) 1 b) 15

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Mathematics

Multiply and simplify.2x(8x2 - 3.7)

A. 16x3 - 7.4x B. 8.6x2 C. 16x3 - 3.7 D. 16x2 - 3.7x

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Mathematics