Writing Linear Equations Given the Slope and a Point

1
Writing Linear Equations Given the Slope and a
Point

• Yeo Chang Yoon
• Kris

2
Writing an Equation of a Line

• Write an equation of the line that passes through
  the point (2,6) and has a slope of 5.

y mx b 6 5(2) b 6 10 b -4 b y
5x 4
3
Writing Equations of Parallel Lines

• Find the equation of the line that is parallel to
  the line y -5x 3 and passes through the point
  (2,2)

y -5x b 2 -5(2) b 2 -10 b 12
b y -5x 12
4
Write an equation of the line that has the given
x-intercept and slope.
x-intercept 4 Slope 3

• y mx b
• 0 3(4) b
• 0 12 b
• - 12 b

y 3x - 12

5
Your turn

• Write an equation of the line that passes through
  (5,3) and has a slope of -5.

y mx b 3 -5(5) b 3 -25 b 28 b y
-5x 28