Name:_________________________________
H1L4
Accordino-Math 7
Date:_________
Period:________
Lesson 4: Writing Linear Equations from a Graph
Bellringer
1. Graph the equation
y  2 x1 on the coordinate grid below:
3
2. If the equation of a line is
y 4x17.5
Identify the
y-intercept, b:_______________
Slope, m:______________
Name:_________________________________
H1L4
Accordino-Math 7
Date:_________
Period:________
Lesson 4: Writing Linear Equations from a Graph
Exit Ticket
1. Write the slope-intercept form of the equation of the line below:
2.
If the equation of a line is
intercept?
y 2 x2, at what point on the graph would I find the y3
Name:_________________________________
H1L4
Date:_________
Accordino-Math 7
Period:________
Lesson 4: Writing Linear Equations from a Graph
Notes
REVIEW:
SLOPE:__________________________________________________________________________________
𝒎=
𝒎 = _____________________
Slope-Intercept form of a linear equation
Y=mx+b
The slope, m, of a line tells us how far to move between points on the line.
The y-intercept, b, tells us where to start the graph of a linear equation. We always start on the yaxis! It is found at the point (0, y).
Slope-Intercept form of a linear equation
Y=mx+b
The y-intercept, b, is found at the point (0, y).
Example 1: Write the slope-intercept form of the equation of the line below:
m =______________
b = ______________
Equation = _____________________________
Name:_________________________________
Accordino-Math 7
H1L4
Date:_________
Period:________
Example 2: Write the slope-intercept form of the equation of the line below:
m =______________
b = ______________
Equation = _____________________________
Example 3: Write the slope-intercept form of the equation of the line below:
m =______________
b = ______________
Equation = _____________________________
Example 4: Write the slope-intercept form of the equation of the line below:
m =______________
b = ______________
Equation = _____________________________
Name:_________________________________
H1L4
Date:_________
Accordino-Math 7
Period:________
Homework:
5) Find the slope of the line through each pair of points:
a. (-1, 4) & (3 , 15)
b. (-6, 0) & (7, 2)
Review:
3cupsHawaiian punch to 1cuppineapple juice.
5
2
6) A punch mix is made up of 1
What is the unit rate of Hawaiian punch to pineapple juice?
How much pineapple juice is needed per cup of Hawaiian punch?

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