STAAR Linear Functions Key Features

Linear function t has an x-intercept of -1 and a y-intercept of 5. Which graph best represents t?

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Linear function t has an x-intercept of -1 and a y-intercept of 5.

Which equation best represents t?

• y = -x - 1

• y = -1x + 5

• y = 5x - 1

• y = 5x + 5

Linear function k has a zero of -2 and a y-intercept of 6. Which graph best represents k?

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The table represents some points on the graph of a linear function.

What is the rate of change of y with respect to x for this function?

The table represents some points on the graph of a linear function.

Which function represents the table

• $1.50 per mile

• $3.75 per mile

• $4.25 per mile

• $5.25 per mile

The graph of a linear function is shown on the grid.

What is the rate of change of y with respect to x for this function?

What are the equation and slope of the line shown on the grid?

Which equation represents the same relationship?

Which equation is best represented by this graph?