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Answer:
y = 6x +11
Explanation:
The slope-intercept form of the equation for a line is ...
y = mx +b . . . . . . m = slope, b = y-intercept
Solving this for b, we get ...
b = y -mx
b = -7 -6(-3) = -7 +18 = 11 . . . . . . using the given point and slope
Then the desired equation is ...
y = 6x +11