Answer:
y = 8x -25
Explanation:
The two-point form of the equation of a line can be used.
y = (y2 -y1)/(x2 -x1)(x -x1) +y1
y = (7-(-1))/(4-3)(x -3) +(-1)
y = 8(x -3) -1
y = 8x -25 . . . . slope-intercept form of the equation
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We don't know what you're starting with, so we don't know how to "complete the equation." Perhaps the above equation is sufficient for the task.