Use the geometric interpretation of slope (rise divided by run) to find the slope of the line. Then, by identifying the y-intercept from the graph, write the slope-intercept form of the equation of the line.
A. y = - x + 5
B. y = x - 5
C. y = - x - 5
D. y = x + 5
Answer: B
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Determine the additive inverse of the given number.23
A. 
B. 0
C. 23
D. -23
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 
Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: [-2, 1]; decreasing: (-?, -2] ? [1, ?) B. increasing: [-2, 0] ? [1, ?); decreasing: (-?, -2] ? [0, 1] C. increasing: [-2, ?); decreasing: (-?, -2] D. increasing: [0, ?); decreasing: (-?, 0]
Find an equation for the line, in the indicated form, with the given properties. Containing the points (10, -8) and (-7, 7); general form
A. -15x + 17y = 14 B. -18x + 14y = 28 C. 18x - 14y = 28 D. 15x + 17y = 14