College Placement Test Which of the equations below describes the line in the picture? A. B. C. D. E. y=x+1 y=−x y=x x=y−1 y=x−1

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Transcript College Placement Test Which of the equations below describes the line in the picture? A. B. C. D. E. y=x+1 y=−x y=x x=y−1 y=x−1 

College Placement Test
Which of the equations below describes the line in the picture?
A.
B.
C.
D.
E.
y=x+1
y=−x
y=x
x=y−1
y=x−1
B. y = − x
Explanation:
Use the y = mx + b form of
a linear equation
The y-intercept is 0
The slope of the
line (m) is - 1
y = mx + 0
y = mx
y = - 1x
y=-x