Decide whether the equation describes a function.y = x + 5
A. yes
B. no
Answer: A
Mathematics
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Provide an appropriate response.A student tried to solve the equation 9x = 40 by dividing each side by 40. Why is this not the correct procedure for solving this equation?
What will be an ideal response?
Mathematics
Find the domain of the rational function.f(x) = 
A. {x|x ? -8, x ? 8, x ? -4} B. {x|x ? 0, x ? -64} C. all real numbers D. {x|x ? -8, x ? 8}
Mathematics
Solve the problem.The probability that an assembly line works correctly depends on whether the line worked correctly the last time. Find the probability that the line will work in the long run. Round your answer to the nearest thousandth.WorksDoes not 
A. 0.665 B. 0.571 C. 0.429 D. 0.700
Mathematics
Write the percent as a decimal.800%
A. 0.8 B. 8.01 C. 8 D. 80
Mathematics