Recognizing Linear Relationships

What is the y-intercept of this line: y = 2/3x - 4

• 2/3x

• 3

• 4

• -4

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2A.1 Level 2

What is the y-intercept?

• 3

• 2

• 1

• 0

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2A.1 Level 2

Write the equation of the line in slope-intercept form through (0, 3) and (-2, 0)

• y = 3/2x + 3

• y = 1/2x + 3/2

• y = -1/2x + 3/2

• y = 3x + 3/2

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2A.1 Level 3

Write the equation of the line in slope-intercept form through (-4, -5) and (-5, -1)

• y = -21x + 1

• y = -4x - 21

• y = -x + 1

• y = x - 21

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2A.1 Level 3

The table shows the amount of pet food in cups remaining in an automatic feeder as a function of the number of meals the feeder has dispensed. Based on the table, which function models this situation?

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2A.1 Level 4

Which table(s) are NON-linear?

(hint: special case in notes)

• table 1

• table 2

• table 3

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2A.1 Level 1

What is the slope of this equation? 
y = 3x - 4 

• 3

• -4

• 3x

• 4

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

The table shows the relationship between y, the cost to rent a boat, and x, the amount of time the boat is rented. Which graph best represents the relationship between x and y shown in the table? (7.7A)

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Which variable represents y-intercept in the linear equation y=mx+b?

• y

• x

• m

• b