Easy Line Graphs

Which equation matches this graph?

• y=x-1

• y=2x-1

• y=-x-1

• y=-2x-1

Which equation matches this graph?

• y=x-1

• y=2x-1

• y=-x-1

• y=-2x-1

Which graph matches this equation?

y=x-1

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Which graph matches this equation?

y=2x-1

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Which graph matches this equation?

y=-x-1

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Which graph matches this equation?

y=-2x-1

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Which type of graph best represents data over a set period of time?

• Line

• Bar

• Table

• Circle

What is the independent variable in this graph?

• Tadpoles

• Year

• Frogs

• Number of tadpoles in the pond

What type of graph shows change over time?

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What is something on a graph that you have control over and isn't changed by any other variable?

• Independent variable

• Dependent variable

• Controlled variable

• Extraneous variable