TEKS 8.4C

The graph of a linear function is shown on the coordinate grid. What is the y-intercept of the graph of this function?

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TEKS 8.4C

The line graphed on the coordinate grid can be used to determine the number of inches of water added to a swimming pool after different numbers of hours. Which statement best describes the slope of the graphed line?

• The water is being added at a rate of 0.42 inch per hour.

• The water is being added at a rate of 0.80 inch per hour.

• The water is being added at a rate of 2.40 inch per hour.

• The water is being added at a rate of 1.25 inch per hour.

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TEKS 8.4C

A linear function is represented on the coordinate grid. What is the y-intercept of the graph of this function?

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TEKS 8.4C

The graph of a linear function is shown on the coordinate plane. What is the slope of the graph of this function in decimal form?

Mathematical Equivalence

ON

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TEKS 8.4C

Mathematical Equivalence

ON

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TEKS 8.4C

The table shows the linear relationship between the number of hours Francis worked, x, and the amount of money Francis earned, y. Based on the table, how much did Francis earn per hour?

• $17.50 per hour

• $14.00 per hour

• $35.00 per hour

• $24.50 per hour

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TEKS 8.4C

A gym charges a membership fee plus an additional fee per yoga class. The table shows the linear relationship between the number of yoga classes taken and the total cost including the membership fee. Which statement is true?

• The additional fee per yoga class is $3.75.

• The additional fee per yoga class is $8.25.

• The membership fee is $35.00.

• The membership fee is $42.50.

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TEKS 8.4C

A company sells bottles of vitamin capsules. The graph and the table show the linear relationship between the cost per capsule in cents and the number of bottles ordered. What is the slope of the line that models this situation?

Mathematical Equivalence

ON

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TEKS 8.4C

The table shows the number of gallons of gasoline in a car's gas tank after the car has been driven x miles. When these data are graphed on a coordinate grid, the points all lie on the same line. What are the slope and y-intercept of this line?

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TEKS 8.4C

Emily sells greeting cards. The graph models the linear relationship between the number of boxes of cards she sells and her profit. Which of these best describes the profit Emily makes from selling these cards?

• $7.50 per box

• $10.00 per box

• $4.00 per 30 boxes

• $3.00 per 4 boxes

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TEKS 8.4C