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High School Algebra I Semester 1 Study Guide

High School Algebra I Semester 1 Study Guide

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<strong>High</strong> <strong>School</strong> <strong>Algebra</strong> I<br />

<strong>Semester</strong> 1 <strong>Study</strong> <strong>Guide</strong><br />

20 Solve the system:<br />

20´ You Try.<br />

20) Solve the system:<br />

Using the Substitution Method,<br />

Solve the first equation for :<br />

Substitute for<br />

in the second equation:<br />

Substitute for<br />

in either equation:<br />

The solution is .<br />

9.0<br />

Page 12 of 19 MDC@ACOE (AUSD) 09/13/10

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