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Linear Graphs: Quiz 10 - Answers
Linear Graphs: Quiz 10 - Answers
1) (-2, 0)
2) (6, 0)
3) (-3.5, 0)
4) (1.5, 0)
5) (-2, 0)
6) (5, 0)
2) (6, 0)
3) (-3.5, 0)
4) (1.5, 0)
5) (-2, 0)
6) (5, 0)
Working
Questions
Find the roots for each of the lines below (a root is where the graph crosses the x axis).
1) y = 4x + 8
2) y = -½ x + 3
3) y = 2x + 7
4) 2y + 8x = 12
5) 8y + 3x + 6 = 0
6) 3 = 3y + 2x – 7
Find the roots for each of the lines below (a root is where the graph crosses the x axis).
1) y = 4x + 8
2) y = -½ x + 3
3) y = 2x + 7
4) 2y + 8x = 12
5) 8y + 3x + 6 = 0
6) 3 = 3y + 2x – 7