Answer
Step-by-step explanation
The general form of the equation in point-slope form is
y - y₁ = m (x - x₁)
where
y = y-coordinate of a point on the line.
y₁ = This refers to the y-coordinate of a given point on the line
m = slope of the line.
x = x-coordinate of the point on the line whose y-coordinate is y.
x₁ = x-coordinate of the given point on the line
m = slope = 3
Point = (x₁, y₁) = (-1, -3)
x₁ = -1
y₁ = -3
y - y₁ = m (x - x₁)
y - (-3) = 3 (x - (-1))
y + 3 = 3 (x + 1)
y + 3 = 3x + 3
y = 3x + 3 - 3
y = 3x
So, we can easily find points on this line by inserting values for x and solving for y
if x = 1
y = 3x
y = 3 (1)
y = 3
First point = (1, 3)
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