A line has a slope m = -1. One point on the line is (2, 4). Substitute the X, y, and m values into the slope-intercept form of an equation to find the y-intercept. Then write the equation of the line in slope-intercept form. ----O g 4=mン+6 m=-1 と= & y = m = and x = y = mx + b (O) = -1 +b 4=-3+b +b D- = b enib bnu b The y-intercept is The equation of the line is y = -| x + 6

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.3: Linear Functions And Slope
Problem 98E
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Only answer the ones in the bottom not filled
A. Is the slope of Line A positive or negative? Is the slope of Line B
positive or negative?
B. Find the slope of each line.
yemytb
Line A:
Line B:
C. What are the y-intercepts of the lines?
AFB
4
-2
D. Write the equation of Line A in slope-intercept
form.
ーロ*図
ihnibo onos ahb
E. Write the equation of Line B in slope-intercept form.
etniog 1ertto sro
y =
x +
メソ
A line has a slope m = -1. One point on the line is (2, 4). Substitute the
x, y, and m values into the slope-intercept form of an equation to find
the y-intercept. Then write the equation of the line in slope-intercept
form.
y=mx+b m= -I
X= 2
y =
,m =
and x =
y = mx + b
= -1
+ b
4=-3+b
D-D
+b
= b
enibr
bnU b
The y-intercept is
gole
o neu
The equation of the line is y =
x +
Turn and Talk Will the graph of y = 3x – 3 pass through the origin? If s
how do you know? If not, what is the y-intercept?
Transcribed Image Text:A. Is the slope of Line A positive or negative? Is the slope of Line B positive or negative? B. Find the slope of each line. yemytb Line A: Line B: C. What are the y-intercepts of the lines? AFB 4 -2 D. Write the equation of Line A in slope-intercept form. ーロ*図 ihnibo onos ahb E. Write the equation of Line B in slope-intercept form. etniog 1ertto sro y = x + メソ A line has a slope m = -1. One point on the line is (2, 4). Substitute the x, y, and m values into the slope-intercept form of an equation to find the y-intercept. Then write the equation of the line in slope-intercept form. y=mx+b m= -I X= 2 y = ,m = and x = y = mx + b = -1 + b 4=-3+b D-D +b = b enibr bnU b The y-intercept is gole o neu The equation of the line is y = x + Turn and Talk Will the graph of y = 3x – 3 pass through the origin? If s how do you know? If not, what is the y-intercept?
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