Graph using y = mx + b Day 1.notebook
January 27, 2017
Graphing with y = mx + b
Now we can use slope intercept form to graph!!
Steps:
1) Make sure equation is in the right form
y = mx + b
2) Write m =
and b =
3) Put first point on y- intercept (b).
.
2
4) Using rise/run plot the rest of the points.
5) Draw the line with ARROWS and label.
Graph using y = mx + b Day 1.notebook
Graph #2 January 27, 2017
y
y = mx + b
= 2x
y m =
­ 4
y = 2x ­ 4
x
b =
Graph #4
y
y = mx + b
y = ­2x + 2
2
x +
­2
y =
m = b = x
Graph using y = mx + b Day 1.notebook
Graph #6
y = ­1x + 1
3
January 27, 2017
y
y = ­1x + 1
3
m =
x
b =
Graph #8
y = 3x + 3
c 2
m =
b =
y
y = 3x + 3
2
x
Graph using y = mx + b Day 1.notebook
January 27, 2017
Graph #1
m = 3 up
1 right
+ 2
.
.
3x
.
y =
y = 3x + 2
y
x
b = 2 begin
Graph #3
m = ­7 down
3 right
.
4
b = 4 begin
.
x +
­7
y = 3
y = ­7x + 4
3
y
x
Graph using y = mx + b Day 1.notebook
January 27, 2017
Graph #5
y = ­3x + 4 4 y
y = ­
3x
4 +
4
.
.
m = ­3 down
4 right
.
x
b = 4 begin
Graph #7
b = 4 begin
.
4
m = ­8 down
3 right
.
+ ­8x
y = 3
y = ­8x + 4
3
y
x
Graph using y = mx + b Day 1.notebook
January 27, 2017