Find the slope of the line (if it exists) and the y-intercept (if it exists).y = -5x + 9

A. Slope -5, y-intercept (0, 9)
B. Slope 9, y-intercept (0, 5)
C. Slope 9, y-intercept (0, -5)
D. Slope 5, y-intercept (0, 9)


Answer: A

Mathematics

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Provide an appropriate answer.Use the following frequency distribution to determine the modal class (or classes).

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Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists.  x + y + z + w =7 3x - 2z + 5w=11-4x + 3y + w=4-x - y - z - w=6

A. {(, 1, , -2)}
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C. ?
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Express the sum using summation notation. +  +  + ... + 

A.
B.
C.
D.

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