Chapter 5:Write the equation of a line Given a Point and a Slope.

Slides:



Advertisements
Similar presentations
GONE FISHIN’ with LINEAR EQUATIONS! PLAY!.
Advertisements

Lesson 5.1 Write Equations in Slope-Intercept Form.
Slope Intercept Form.
4.7 Graphing Lines Using Slope Intercept Form
 An equation of a line can be written in slope- intercept form y = mx + b where m is the slope and b is the y- intercept.  The y-intercept is where.
Find the x and y intercept
Slope Intercept Form. Slope Intercept Form of an equation gives you a quick way to graph an equation.
Find slope and y-intercept given an equation in standard form. 5.5 day 2 3x - 6y = 12.
(For help, go to Lessons 1-6 and 2-6.) ALGEBRA 1 LESSON 6-2 Slope-Intercept Form 8-4 Evaluate each expression. 1. 6a + 3 for a = 22. –2x – 5 for x = 3.
Chapter 4.7: Graphing a Line using Slope-Intercept, Part 1.
Objective The student will be able to: 1) write equations using slope-intercept form. 2) identify slope and y-intercept from an equation. 3) write equations.
WRITING AN EQUATION FROM SLOPE INTERCEPT. Slope Intercept Form.
11.6 The Slope Intercept Form
Write an equation given the slope and y-intercept EXAMPLE 1 Write an equation of the line shown.
The slope-intercept form of a linear equation of a non-vertical line is given by: Slope-Intercept Form of a Linear Equation.
Recall that the slope-intercept form of a linear equation of a non-vertical line is given by: Finding Slope-Intercept Form.
Find the x-intercept To find the y-intercept, we must use 0 for x. Substitute x = 0 into 2x + 3y = 6 and solve for y: 2x + 3y = 6 2(0) + 3y = y.
The slope-intercept form of a linear equation of a non-vertical line is given by: Slope-Intercept Form of a Linear Equation.
WRITING LINEAR EQUATIONS 5.1 AND 5.2. WRITING A LINEAR EQUATION GIVEN THE SLOPE AND Y-INTERCEPT Use the equation y = mx + b The slope is the m in the.
Use slope and y-intercept to write an equation
Write an equation given two points
Write an equation given the slope and y-intercept EXAMPLE 1 Write an equation of the line shown.
WARM UP Evaluate 1.3x + y for x = 4 and y = 3 2.x² + 7 for x = 7 5 Minutes Remain.
2-4: Writing Linear Equations Using Slope Intercept Form.
Graphing and Solving Inequalities In Two Variables = Medina 1/06/09 ( Revised:1/3/10 DM)
Lesson 5-3 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.
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.
Write Linear Equations in Slope- Intercept Form (Part 2) Big Idea: Verify that a point lies on a line. Derive linear equations.
Calculate the Slope. What is the slope-intercept form of any linear equation?
Lesson 5.6 Point-Slope Form of the Equation of a Line.
5.1 Writing Equations in Slope Intercept Form DO NOW: 1) Identify the Slope and Y-INT: y = -3x + 5 2)Find the slope: (-2, 3) and (4, -1) 3) Which point.
5-3 Slope Intercept Form A y-intercept of a graph is the y-coordinate of a point where the graph crosses the y-axis. *Use can use the slope and y-intercept.
Algebra 3 Lesson 1.3 Objectives: SSBAT write the equation of a line given the slope and y-intercept. SSBAT write the equation of a line given the slope.
Chapter 5 Test Review White Board Practice 1- point extra credit for every correct answer!
Find the x and y intercepts of each graph. Then write the equation of the line. x-intercept: y-intercept: Slope: Equation:
Write and Graph Linear Equation in Slope- Intercept Form I Can: 1)Write equations in slope-intercept form. 2) Graph equations that are written in slope-
Point-Slope Form. What we Know so far…. Slope Intercept Form Where m is the slope and b is the intercept.
X and Y Intercepts.
Warm Up 1. 4x + 2y = x + 2 = 6y Solve each equation for y. y = –2x Find the slope of the line that contains (5, 3) and (–1, 4). 4. Find the.
Chapter 5:Write the equation of a line Given Slope & y-Intercept.
There are three ways in which we can solve for slope: Slope = RISE RUN 1. Use the formula and count the spaces on a graph. = 2323.
Chapter 5:Write the equation of a line Given Two Points.
Do Now Write the slope-intercept equation of this line.
Slope-Intercept Form. y=mx + b m is the SLOPE m is the SLOPE b is the Y-INTERCEPT (where the line crosses the y-axis) b is the Y-INTERCEPT (where the.
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):
Writing Linear Equations (Slope- Intercept Form).
EXAMPLE 1 Identify slope and y-intercept Identify the slope and y- intercept of the line with the given equation. y = 3x x + y = 22. SOLUTION The.
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.
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:
Do Now 1)Write the slope-intercept equation of this line.
The y-intercept and slope-intercept form/ Writing linear equations from graphs. 1/11/15.
SOLVING LINEAR SYSTEMS by GRAPHING ADV133 Put in slope-intercept form: y = mx + b. y = 4x – 1 y = –x + 4 The solution to a system of linear equations is.
Chapter 6 Lesson 2 Slope-Intercept Form. Define: Slope-Intercept Form Define: Slope-Intercept Form The slope-intercept form of a linear equation is y.
-last section we wrote an equation of a line using its slope and y-intercept -now, you will write an equation of a line.
Use Linear Equations in Slope- Intercept Form Lesson 5.2 OBJ: to write an equation of a line using points on the line.
Recall that the slope-intercept form of a linear equation of a non-vertical line is given by: Graphing Using Slope-Intercept Form.
Copyright 2012 Davitily. Given an X-Y Table, Write an Equation in Slope-Intercept Form Step 1: Find the slope. Step 2: Find the y-intercept. Step 3: Substitute.
Warm-up 1. Find the slope when given the two points (2, -4) and (-3, -1).
How to Write an Equation of a Line Given TWO points
Lesson 5.6 Point-Slope Form of the Equation of a Line
F-IF.C.7a: Graphing a Line using Slope-Intercept, Part 2
Lesson 3-4 Equations of Lines
Example 1A: Graphing by Using Slope and y-intercept
Write an Equation Given Two Points
Objectives: To graph lines using the slope-intercept equation
Slope Intercept Form Algebra 1 Unit 4 Lesson 2.
Presentation transcript:

Chapter 5:Write the equation of a line Given a Point and a Slope

Lesson 5.2: Writing an equation given a point & slope -Mathematically Step 1: Substitute values into point- slope formula Step 2: Solve for y

Lesson 5.2: Writing an equation given a point & slope -Mathematically Step 2: Solve for y The slope is 2; the point is (-1, 1). Step 1: Substitute values into point- slope formula

Lesson 5.2: Writing an equation given a point & slope -Mathematically Step 2: Solve for y The slope is 2; the point is (3, 1). Step 1: Substitute values into point- slope formula

Lesson 5.2: Writing an equation given a point & slope -Graphically Step 1: Plot the point (x, y). Step 2: Plot more points according to the given slope (m). Step 3: Find the y-intercept (b). Step 4: Write equation in slope- intercept form

Lesson 5.2: Writing an equation given a point & slope -Graphically Step 1: Plot the point x y Step 2: Plot more points according to the slope Step 3: Find the y-intercept Step 4: Write equation in slope-intercept form

Lesson 5.2: Writing an equation given a point & slope - Graphically Step 1: Plot the point x y Step 2: Plot more points according to the slope Step 3: Find the y-intercept Step 4: Write equation in slope-intercept form