7. a) Extend the line to find the y-intercept. Mark two points with integer coordinates to find the slope of the line. Remember to mark the left point as A to have a positive run. i) y ii) y iii) y 3 5 A (1, 4) В (3, 3) 4 4 3 4 -1 -2 1 1 2 3 4 5 -2-1 0 1 2 3 y-intercept: 4.5 y-intercept: y-intercept: run = 3-1 2 run = run = rise = 3 -4 = -1 rise = rise = rise slope = run -1 2 rise slope = run rise = -0,5 slope = run iv) y v) vi) 6 2 2. -2 2 2 -2 +2 -2-10 1 2 3 y-intercept: y-intercept: y-intercept: run = run = run = rise = rise = rise = rise rise rise slope slope = run run slope run b) Write the equation for each line in part a) in slope-intercept form. iii) y = ii) y= i) y=-0.5x + 4.5 vi) y = v) y%3= iv) у 3 c) Which equation represents a proportional relationship between x and y?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter10: Analytic Geometry
Section10.2: Graphs Of Linear Equations And Slope
Problem 44E: Prove that if two lines neither horizontal nor vertical are perpendicular, then the product of their...
icon
Related questions
icon
Concept explainers
Question
100%
7. a) Extend the line to find the y-intercept. Mark two points with integer coordinates to find
the slope of the line. Remember to mark the left point as A to have a positive run.
i)
y
ii)
ii)
y
7.
6
5.
A (1, 4)
4
1
-4
В (3, 3)
3
-1
2
-2
1
-3
1 2 3 4 5
-2-1 0 1 2 3
y-intercept: 4.5
y-intercept:
y-intercept:
run =
3 1=2
run =
run =
rise =
3- 4 = -1
rise =
rise =
rise
1
= -0.5
rise
slope =
run
rise
slope =
run
slope
run
iv)
v)
y
vi)
y
6
2
-4
-2
0.
-2
2
-2
-2 -1 0 1 2 3
y-intercept:
y-intercept:
y-intercept:
run =
run =
run =
rise =
rise =
rise =
rise
rise
rise
slope =
run
slope =
run
slope =
run
b) Write the equation for each line in part a) in slope-intercept form.
iii) y =
ii) y =
i) y= -0.5x + 4.5
vi) y =.
v) y =
iv) y =
c) Which equation represents a proportional relationship between x and y?
19
Functions 8-19
COPYRIGHT O 2015 .
P MATH: NOT TO BE COPIED. CC EDITION
Transcribed Image Text:7. a) Extend the line to find the y-intercept. Mark two points with integer coordinates to find the slope of the line. Remember to mark the left point as A to have a positive run. i) y ii) ii) y 7. 6 5. A (1, 4) 4 1 -4 В (3, 3) 3 -1 2 -2 1 -3 1 2 3 4 5 -2-1 0 1 2 3 y-intercept: 4.5 y-intercept: y-intercept: run = 3 1=2 run = run = rise = 3- 4 = -1 rise = rise = rise 1 = -0.5 rise slope = run rise slope = run slope run iv) v) y vi) y 6 2 -4 -2 0. -2 2 -2 -2 -1 0 1 2 3 y-intercept: y-intercept: y-intercept: run = run = run = rise = rise = rise = rise rise rise slope = run slope = run slope = run b) Write the equation for each line in part a) in slope-intercept form. iii) y = ii) y = i) y= -0.5x + 4.5 vi) y =. v) y = iv) y = c) Which equation represents a proportional relationship between x and y? 19 Functions 8-19 COPYRIGHT O 2015 . P MATH: NOT TO BE COPIED. CC EDITION
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Points, Lines and Planes
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
Geometry
ISBN:
9781337614085
Author:
Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:
Cengage,
Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Elementary Algebra
Elementary Algebra
Algebra
ISBN:
9780998625713
Author:
Lynn Marecek, MaryAnne Anthony-Smith
Publisher:
OpenStax - Rice University