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Systems: Elimination Method
page 9.3  19
Section 9.3
Focus Exercises
Use the elimination method to find the solution, if possible.
If the lines are parallel, indicate that by
writing
inconsistent
;
if the lines are the same line, indicate that by writing
dependent
.
Also, verify
your answers.
1.
x
–
y
=
 3
2.
2x
–
y
=
 6
x
+
y
=
 5
x
+
y
=
0
3.
2x
–
3y
=
7
4.
3x
+
5y
=
9
x
+
3y
=
5
3x
+
4y
=
6
5.
4x
+
2y
=
12
6.
3x
+
y
=
 4

2x
–
y
=
 6
 6x
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This note was uploaded on 01/13/2012 for the course MATH 52 taught by Professor Janetfrewing during the Fall '10 term at Riverside Community College.
 Fall '10
 JanetFrewing

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