Perform the operations indicated. Write your answer in simplest form.-3.5 - 7.5
A. -4
B. 11
C. -11
D. 4
Answer: C
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Find percent notation.0.031
A. 0.0031% B. 0.031% C. 31% D. 3.1%
Solve the problem.The length a spring is stretched from its natural length with work, W
is given by L = 
where k is a constant for the given spring. If a certain spring has a constant of 54.9, and the spring is to be stretched 4.3 feet from its natural length, how much work will be necessary? Round to the nearest tenth of a foot-pound.
A. 56.9 foot-pounds B. 1015.1 foot-pounds C. 507.6 foot-pounds D. 118 foot-pounds
Divide. If the division is not possible, write "undefined."
A. Undefined B. 18 C. 0 D. 1
Find the general form of the equation for the line with the given properties.Slope = 
; containing (0, 4)
A. 3x - 2y = -12 B. -2x + 3y = -12 C. -2x + 3y = 12 D. -2x - 3y = 12