Solve the problem.Hooke's Law for an elastic spring states that the distance a spring stretches varies directly as the force applied. If a force of 10 pounds stretches a certain spring  then how much will a force of  stretch the spring?

A. 2 in.
B. 18 in.
C. 60 in.
D. 3 in.


Answer: B

Mathematics

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Graph the function. Then identify its domain and range.h(x) = -5x

A. Domain: (-?, ?); range: (-?, ?)

B. Domain: (-?, ?); range: (-?, ?)

C. Domain: (-?, ?); range: (-?, ?)

D. Domain: (-?, ?); range: (-?, ?)

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Factor. Check by multiplying.-28x + 36y + 16

A. -4(7x + 9y - 4) B. -4(7x + 9y + 16) C. -4(7x + 9y + 4) D. -4(7x - 9y - 4)

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Write each ratio or rate as a fraction in simplest form. to 

A.
B.
C.
D.

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Solve the system of nonlinear equations using the method of elimination.

A. (-7, 0), (7, 0), (0, -7) B. (-7, 0), (0, 7), (0, -7) C. (-7, 0), (7, 0), (0, 7) D. (-7, 0), (7, 0)

Mathematics