Write the equation of a line that has a slope of 2 and goes through (3,-4).

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01-05-2017
Mathematics

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Write the equation of a line that has a slope of 2 and goes through (3,-4).

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mathnstuff mathnstuff · Answer 1 · 2017-05-01T14:07:51+02:00

mathnstuff mathnstuff

01-05-2017

First, start with the basic line equation:
y = mx + b
Then, fill in what you know.
-4 = 2(3) + b
Solve for b
-4 = 6 + b
-6 -6
-10 = b
Now you have your equation:
y = 2x - 10

I hope this helps :)

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