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  • 02-11-2018
  • Mathematics
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Write an equation of the lines passes through (4,1) and is parallel to y= -2x+7

Write an equation of the lines passes through 41 and is parallel to y 2x7 class=

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Аноним Аноним
  • 05-11-2018

Answer:

y = -2x + 9

Step-by-step explanation:

The parallel line has an equation of y = -2x + 7;

And its slope is -2.

The slope of the line that passes through (4,1) is also -2 since parallel lines have the same slope.

Taking another point (x,y) on the line that passes through (4,1):

slope(m) = change in y ÷ change in x

-2 = [tex]\frac{y - 1}{x - 4}[/tex]

Cross multiplying gives;

y - 1 = -2x + 8

y = -2x + 9

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