3-1 Skills Practice Graphing Linear Equations Determine whether each equation is a linear equation. Write or If yes, write the equation in standard form. yes no. 1. = 6 2. = 2 3x 3. 5x = 4 xy y y – – 4. = 2x + 5 5. = + 6x 6. = 3 + 1 y y y –7 7. 4 = 0 8. 5x + 6y = 3x + 2 9. = 1 y – Find the and of each linear function. x- y-intercepts 10. 11. 12. Graph each equation by making a table. 13. = 4 14. = 3x 15. = + 4 y y y x Graph each equation by using the and x– y-intercepts. 16. = 3 17. 10x = 18. 4x = 2y + 6 x – y –5y
3-1 Skills Practice Graphing Linear Equations Determine whether each equation is a linear equation. Write yes or no. If yes, write the equation in standard form. 1. xy = 6 2. y = 2 – 3x 3. 5x = y – 4 4. y = 2x + 5 5. y = –7 + 6x 6. y = 3 + 1 7. y – 4 = 0 8. 5x + 6y = 3x + 2 9. = 1 Find the x- and y-intercepts of each linear function. 10. 11. 12. Graph each equation by making a table. 13. y = 4 14. y = 3x 15. y = x + 4 Graph each equation by using the x– and y-intercepts. 16. x – y = 3 17. 10x = –5y 18. 4x = 2y + 6
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