1. Mrs. Rivas

2. International Studies Charter School.

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9. It is where the line intersects the y-axis. Mrs. Rivas International Studies Charter School. POINT Starting POINT

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11. Mrs. Rivas International Studies Charter School. Starting point

12. y – 3 = −2 (x + 3) Distributive Prop. y – 3 = −2x − 6 Solve for y. + 3 y = −2x − 3 −2 1 (0, − 3) Mrs. Rivas International Studies Charter School.

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17. Mrs. Rivas International Studies Charter School. Step #1 Find the slope. Step #2 Take one of the two points and the slope (m) to write the point slope form.

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21. Mrs. Rivas International Studies Charter School. Parallel Lines: Are lines that never intercept. Have the same slope

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25. Mrs. Rivas International Studies Charter School. “Same Slope” Use the distributive property Solve for y:

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27. Mrs. Rivas International Studies Charter School. Perpendicular Lines: Are lines that intercept and form 90º angles. Opposite Reciprocal slope.

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30. Mrs. Rivas International Studies Charter School. “Opposite Reciprocal” Use the distributive property Solve for y:

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32. Practice 3-7 and 3-8 Mrs. Rivas International Studies Charter School.