Plot a point for some of the ordered pairs from the example problem shown at the right. Model the relationships by drawing a line from the y-axis through each point. Explain how the graphs show which relationship is proportional and which is not proportional.

Plot a point for some of the ordered pairs from the example problem shown at the right. Model the relationships by drawing a line from the y-axis through each point. Explain how the graphs show which relationship is proportional and which is not proportional.

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter4: Graphs

Section4.6: Find The Equation Of A Line

Problem 500E: Cholesterol. The age, x, and LDL cholesterol level, y, of two men are given by the points (18,69)...

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Question

Solve.
Plot a point for some of the ordered pairs from the example Company A: (5, 15), (10, 3
problem shown at the right. Model the relationships by
drawing a line from the y-axis through each point. Explain
how the graphs show which relationship is proportional
and which is not proportional.
Company B: (5, 20), (10, 3.
09
40
20
Number of Mugs
6 Determine whether each equation below does or does
not represent a proportional relationship. Support your
answer using either a table or a graph.
Cost ($)

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