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30 votes
30 votes
A line passes through the points
(-1, 4) line? and (2, -2). What is the equation of this

User MrLeeh
by
3.1k points

1 Answer

22 votes
22 votes

Answer:

Equation: y = -2x + 2

Explanation:

given coordinates: (-1, 4) , (2, -2)

Find the slope: (y2-y1)/(x2-x1)

: (-2-4)/(2--1)

: -6/3

: -2 ...........this is the slope,(m) of the line

Find equation using: y - y1 = m ( x - x1 )

: y - 4 = -2 ( x - -1)

: y - 4 = -2x -2

: y = -2x + 2

User Rafael Milewski
by
2.3k points