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# 3.1.1 systems of equations graphing

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### 3.1.1 systems of equations graphing

1. 1. Systems of Equations<br />Section 3.1 Solve Linear Systems by Graphing<br />
2. 2. What does the “solution” look like?<br />(3,4)<br />The point of intersection<br />
3. 3. Possibilities?<br />Exactly ONE<br />Solution?<br />No<br />Solution?<br />Infinitely<br />Many<br />Solutions?<br />Coincident<br />Parallel<br />
4. 4. What defines a line (symbolically)?<br />Linear Equation<br />y=mx+b<br />Slope-intercept form<br />Ax+By=C<br />Standard form<br />
5. 5. Solve the Linear System by Graphing<br />
6. 6. Solve the Linear System by Graphing<br />
7. 7. Solve the Linear System by Graphing<br />
8. 8. Solve the Linear System by Graphing<br />
9. 9. Assignment – due tomorrow<br />Directions – Solve the system by graphing. Check the solution algebraically. Graph paper required!<br />p. 156 # 3, 9, 10, 17, 19, 20<br />