 Lesson 4: Equations of Lines. Slope and y-intercept Two ordered-pairs (one is y-intercept) Two ordered-pairs (neither is y-intercept) m = -4 y-intercept.

Slides:

Advertisements

Similar presentations

Writing the Equation of a Line Using Slope-Intercept Form Chapter 5.1.

Advertisements

GONE FISHIN’ with LINEAR EQUATIONS! PLAY!.

5.7 Parallel and Perpendicular Lines

Warm Up Solve each equation for y. 1. y – 6x = 92. 4x – 2y = 8 2.9A Parallel and Perpendicular Lines.

Finding Equation of Lines Parallel and Perpendicular to Given Lines Parallel linesPerpendicular lines Slopes are the same Slopes are opposite reciprocals.

Lesson 5.1 Write Equations in Slope-Intercept Form.

2.5 Linear Equations. Graphing using table Graphing using slope and y-intercept (section 2.4) Graphing using x-intercept and y-intercept (section 2.5)

WRITING AN EQUATION FROM SLOPE INTERCEPT. Slope Intercept Form.

Graphing and Writing Equations in Slope-Intercept Form

Summer Assignment Review

Warm Up Identify which lines are parallel.

Learning Target Graph a line and write a linear equation using point-slope form and write a linear equation given two points.

The slope-intercept form of a linear equation of a non-vertical line is given by: Slope-Intercept Form of a Linear Equation.

Point-Slope Form of a Linear Equation. Point-Slope Form In most textbooks the graphing form for a linear equation is called Point-Slope Form and is the.

Warm-up: Mon., 8-19th Given the point (2, -3) and slope = 8 Write an equation in point-slope intercept form. Write an equation in slope-intercept form.

Writing the Equation of a Line

Slope-Intercept Form of a Line

Goal: Write a linear equation..  1. Given the equation of the line 2x – 5y = 15, solve the equation for y and identify the slope of the line.  2. What.

Section 1.1 Slopes and Equations of Lines

Lesson 3-6/3-7: More Equations of Lines (parallel and perpendicular) Objective Students will: Write equations given two points State the slope and y-intercept.

Lesson 5.6 Point-Slope Form of the Equation of a Line.

Parallel and Perpendicular lines I can write an equation of a line that passes through a given point, either parallel or perpendicular to a given line.

1. A line passes through (3, 5) and (6, 14). What is the equation of the line in point-slope form? 2. Write an equation of a line parallel to -3x + y =

HPC 1.6 Notes Learning Targets: - Interpret the slope of a line - Write equations in slope-intercept form - Write equations in point-slope form.

Section 2.4 Notes: Writing Linear Equations. Example 1: Write an equation in slope-intercept form for the line.

Warmups 1. Graph y = Graph y = 2x Write an equation in standard form: (2,-2) (1,4) 4. Parallel, Perpendicular or neither?

3.6 Finding the Equation of a Line

Writing Equations of a Line. Various Forms of an Equation of a Line. Slope-Intercept Form.

Section 2.5 Other Equations of Lines  Point-Slope Form (y – y 1 )=m(x – x 1 )  Special pairs of lines: Parallel Lines m 1 = m 2 Perpendicular lines m.

Warm Up Find the value of m B Writing the Equation of the Line.

Date Equations of Parallel and Perpendicular Lines.

Algebra 2 Lesson 2-4 Writing Linear Equations. Different Forms of Linear Equations Slope-intercept Form: y = mx + b Standard Form: Ax + By = C Point-Slope.

 Parallel Lines = Lines in the same plane that never intersect.  Review:  Slope-Intercept form: y = mx+b.

2.4 Essential Questions What is the point-slope form?

{ 2.4 Writing Equations of Lines.  Slope-Intercept Form:  Standard Form: Forms of Lines.

Graphing Test Review Algebra. Is the equation Linear? xy = 7x + 4 = y ¾ = y xy = 7x + 4 = y ¾ = y No yes yes.

Slopes and Equations of Lines Advanced Geometry Parallel and Perpendicular Lines Lesson 2.

Point-Slope Form. What we Know so far…. Slope Intercept Form Where m is the slope and b is the intercept.

M Linear equations also known as lines. m Each line is defined by: intercepts and slope m Slope is the change in y over the change in x m rise over run.

Example 4-1b Write an equation in slope-intercept form of the line with slope of –1 and y-intercept of 4. Answer:

Chapter 5:Write the equation of a line Given Slope & y-Intercept.

Graphing Test Review Algebra.

Chapter 5:Write the equation of a line Given Two Points.

WARM UP YOU’RE CERTIFIED! 5.3 Writing Linear Equations Given Two Points Today’s Schedule: Lesson 5.3 Powerpoint Lesson 5.3 Powerpoint.

7.3 – Writing Equations in Slope Intercept Form Objective(s): to write a linear equation in slope-intercept form given the slope and y-intercept Standard(s):

Geometry Section 3.7 cont. “Writing Equations of Lines”

Writing Linear Equations (Slope- Intercept Form).

5-6 PARALLEL AND PERPENDICULAR LINES. Graph and on the same coordinate plane. Parallel Lines: lines in the same plane that never intersect Non-vertical.

Chapter 5, What Linear Equations are all about Winter, (brrrr…)

Choosing the Best Method Objective: To choose the best method of writing a linear equation between Slope-Intercept Form and Point-Slope Form. o Warm –

Lesson 21: Point-Slope Form MAFS.912.A.3.8 Graph a line given any of the following information: a table of values, the x- and y-intercepts, two points,

Lesson 5 MI/Vocab slope-intercept form y-intercept Graph linear equations using the slope and y-intercept.

Geo A Chapter 7 Writing Linear Equations Write the point-slope form of the line that passes through the point (-3, -1) and has a slope of 1.

4.3 – Writing Equations in Point Slope Form. Ex. 1 Write the point-slope form of an equation for a line that passes through (-1,5) with slope -3.

+ 2.5 Writing equations of lines Objective: Write linear equations.

Section P.2 – Linear Models and Rates of Change. Slope Formula The slope of the line through the points (x 1, y 1 ) and (x 2, y 2 ) is given by:

Lesson 3-7: Parallel & Perpendicular Lines Objectives Students will: Use equations to determine if two lines are parallel or perpendicular Write an equation.

Equations of Lines in the Coordinate Plane and Slopes of Parallel and Perpendicular Lines Objective: Students will find the slopes of lines and.

Holt Geometry 3-6 Lines in the Coordinate Plane 3-6 Lines in the Coordinate Plane Holt Geometry Warm Up Warm Up Lesson Presentation Lesson Presentation.

Linear Functions and Slope

Slopes of Parallel and Perpendicular Lines. Different Forms of a Linear Equation  Standard Form  Slope-Intercept Form  Point-Slope Form  Standard.

2.6 Finding equations of lines. Review Slope-Intercept Form: y = mx + b Point-Slope Form: y – y 1 = m (x – x 1 )

Point-Slope Formula I can write an equation given a point and the slope.

Algebra 1 Foundations, pg 338  Students will be able to write and graph linear equations using point-slope form.

CHAPTER 5 QUIZ 1 REVIEW FEBRUARY 10, WRITE AN EQUATION OF A LINE IN SLOPE-INTERCEPT FORM WITH THE GIVEN SLOPE AND A POINT.  HINT: IN ORDER TO BE.

Recall that the slope-intercept form of a linear equation of a non-vertical line is given by: Graphing Using Slope-Intercept Form.

Objective - To write equations given the slope and a point using Point-Slope Form. Point-Slope Form Write the equation of a line in point-slope form that.

LESSON 20 PREREQ B: Writing the Equation of a Line.

Warm Up! – Graph the line that satisfies each condition

Writing Linear Equations in Slope Intercept Form Goals: Write linear equations given 2 points. Decide which form of a line to use given initial information.

Presentation transcript:

 Lesson 4: Equations of Lines

Slope and y-intercept Two ordered-pairs (one is y-intercept) Two ordered-pairs (neither is y-intercept) m = -4 y-intercept = 7 (4, 1) (0, -2)(3, 3) (2, 0)

Slope and one ordered-pairTwo ordered-pairs m = (7, 2)(8, -2) (-3, -1) * This should be your bottom row on the foldable

Write an equation in slope-intercept form of the line with slope of 6 and y-intercept of –3.

Write the equation in slope-intercept form and then Write an equation in point-slope form of the line whose slope is that contains (–10, 8). Then graph the line.

Write an equation in slope-intercept form for a line containing (4, 9) and (–2, 0).

Parallel