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а. у %3D 3х + 7 y = -4x + 21 Solve algebraically (by substitution or elimination). Insert a picture or your work below: Solve by graphing (insert a picture of the graph from www.desmos.com showing the solution): Check your work below by substituting the x and y values into BOTH equations. Insert a picture of your work below:

а. у %3D 3х + 7 y = -4x + 21 Solve algebraically (by substitution or elimination). Insert a picture or your work below: Solve by graphing (insert a picture of the graph from www.desmos.com showing the solution): Check your work below by substituting the x and y values into BOTH equations. Insert a picture of your work below:

Algebra for College Students
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Polynomial And Rational Functions
Section9.4: Graphing Polynomial Functions
Problem 45PS
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a. y = 3x + 7 y = -4x + 21 Solve algebraically (by substitution or elimination). Insert a picture or your work below: Solve by graphing (insert a picture of the graph from www.desmos.com showing the solution): Check your work below by substituting the x and y values into BOTH equations. Insert a picture of your work below:
Transcribed Image Text:a. y = 3x + 7 y = -4x + 21 Solve algebraically (by substitution or elimination). Insert a picture or your work below: Solve by graphing (insert a picture of the graph from www.desmos.com showing the solution): Check your work below by substituting the x and y values into BOTH equations. Insert a picture of your work below:
... System I'm solving (copy and paste it here): d. 2x – 4y = 10 x = 2y + 5 Solve algebraically (by substitution or elimination). Insert a picture or your work below: Solve by graphing (insert a picture of the graph from www.desmos.com showing the solution): Check your work below by substituting the x and y values into BOTH equations. Insert a picture of your work below:
Transcribed Image Text:... System I'm solving (copy and paste it here): d. 2x – 4y = 10 x = 2y + 5 Solve algebraically (by substitution or elimination). Insert a picture or your work below: Solve by graphing (insert a picture of the graph from www.desmos.com showing the solution): Check your work below by substituting the x and y values into BOTH equations. Insert a picture of your work below:
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