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A line contains the point (4, 5) and has a slope of -2.

Which point is also on the line?
(5,7)
(6,2)
(5,3)
(4.1)

User Elga
by
8.5k points

1 Answer

5 votes

Answer: (5,3)

Explanation:

Substituting into point-slope form, the equation of the line is


y-5=-2(x-4)

Which rearranges as follows:


y-5=-2x+8\\\\y=-2x+13

To determine if a point lies on a line, you can see if its coordinates satisfy the equation.

Of all the options, only (5,3) works.

User Stephen Reindl
by
7.3k points

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