Common Straight Line Equations
This lesson covers:
- The common straight line equations you need to know & what they look like on a graph
On the graph above, which axis is highlighted?
𝑥-axis
𝑦-axis
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On the graph above, which axis is highlighted?
𝑦-axis
𝑥-axis
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What line is shown on the graph above?
𝒚 = 3𝒙
𝒙 = 3
𝒚 = 3𝒙 + 3
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What line is shown on the graph above?
𝒚 = 2
𝒚 = 𝒙 + 2
𝒙 = 2
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What line is shown on the graph above?
𝒙 = 0
𝒚 = 0
𝒚 = 𝒙 + 0
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Using pencil and paper sketch the line 𝑥 = -2 on a graph. Once you're done, click 'Continue' to check your answer. |
 Did you get it correct? Yes No
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Using pencil and paper sketch the line 𝑦 = 𝑥 on a graph. Once you're done, click 'Continue' to check your answer. |
 Did you get it correct? No Yes
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Using pencil and paper sketch the line 𝑦 = -𝑥 on a graph. Once you're done, click 'Continue' to check your answer. |
 Did you get it correct? No Yes
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The lines 𝑥 = 4, and 𝑦 = 7, are drawn on a graph. At which point will they cross?
(It may help to draw them out if you're unsure)
( , )
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The lines 𝑥 = -3, and 𝑦 = 0, are drawn on a graph. At which point will they cross?
(It may help to draw them out if you're unsure)
( , )
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