What is the equation of a line that contains the point (2,1) and is parallel to the line: y = 3x – 4?

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22-04-2017
Mathematics

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What is the equation of a line that contains the point (2,1) and is parallel to the line: y = 3x – 4?

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ghanami ghanami · Answer 1 · 2017-04-22T08:23:47+02:00

ghanami ghanami

22-04-2017

Hello:
an equation for the line is : y =mx +b (m: is a slope )

parallel to the line or the form y = 3x- 4 ( same slope m = 3)
the equation is : y = 3x+b

through the point (2,1) : 1 =3(2)+b....... b=-5
the equation is : y = 3x -5

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