Answer:
y = 9x -78
Step-by-step explanation:
You want the equation y + 6 = 9(x − 8) written in slope-intercept form.
Solution
Solve for y and simplify.
y +6 = 9x -72 . . . . . . . . eliminate parentheses
y = 9x -78 . . . . . . . . . subtract 6
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Additional comment
The given equation is written in point-slope form. It has a slope of 9 and goes through the point (8, -6).
Slope-intercept form is ...
y = mx +b
where m is the slope and b is the y-intercept.
